--- title: "Best Evolution Sayings by Charles Darwin" description: "103 Evolution quotes by Charles Darwin. Plus more from Charles Darwin and more Evolution sayings from other authors." image: "https://sms4smile.com/quotes/i/6eb/charles-darwin-507_action_a-grand-and-almost-untrodden-field-of-in_2393315.jpg" --- > [A grand and almost untrodden field of inquiry will be opened, on the causes and laws of variation, on correlation of growth,…](https://sms4smile.com/quotes/charles-darwin/a-grand-and-almost-untrodden-field-of-inquiry-will-be-opened-on-the/) [Charles Darwin](https://sms4smile.com/quotes/author/charles-darwin/) [Image](https://sms4smile.com/quotes/i/6eb/charles-darwin-507_action_a-grand-and-almost-untrodden-field-of-in_2393315.jpg) > [The tree of life should perhaps be called the coral of life, base of branches dead; so that passages cannot be seen-this…](https://sms4smile.com/quotes/charles-darwin/the-tree-of-life-should-perhaps-be-called-the-coral-of-life-base-of/) [Charles Darwin](https://sms4smile.com/quotes/author/charles-darwin/) [Image](https://sms4smile.com/quotes/i/1db/charles-darwin-507_branches_the-tree-of-life-should-perhaps-be-calle_3153968.jpg) > [“But then arises the doubt, can the mind of man, which has, as I fully believe been developed from a mind as…](https://sms4smile.com/quotes/charles-darwin/but-then-arises-the-doubt-can-the-mind-of-man-which-has-as-i-fully/) [Charles Darwin](https://sms4smile.com/quotes/author/charles-darwin/) [Image](https://sms4smile.com/quotes/i/d23/charles-darwin-507_contradiction_but-then-arises-the-doubt-can-the-mind-o_1146287.jpg) > [This fundamental subject of Natural Selection will be treated at some length in the fourth chapter; and we shall then see how…](https://sms4smile.com/quotes/charles-darwin/this-fundamental-subject-of-natural-selection-will-be-treated-at-some/) [Charles Darwin](https://sms4smile.com/quotes/author/charles-darwin/) [Image](https://sms4smile.com/quotes/i/3b5/charles-darwin-507_causes_this-fundamental-subject-of-natural-sele_1434270.jpg) > [“But then with me the horrid doubt always arises whether the convictions of man's mind, which has been developed from the mind…](https://sms4smile.com/quotes/charles-darwin/but-then-with-me-the-horrid-doubt-always-arises-whether-the-2/) [Charles Darwin](https://sms4smile.com/quotes/author/charles-darwin/) [Image](https://sms4smile.com/quotes/i/eba/charles-darwin-507_darwin-s-doubts_but-then-with-me-the-horrid-doubt-always_1039912.jpg) > [Seeing this gradation and diversity of structure in one small, intimately related group of birds, one might really fancy that from an…](https://sms4smile.com/quotes/charles-darwin/seeing-this-gradation-and-diversity-of-structure-in-one-small/) [Charles Darwin](https://sms4smile.com/quotes/author/charles-darwin/) [Image](https://sms4smile.com/quotes/i/f1b/charles-darwin-507_bird_seeing-this-gradation-and-diversity-of-s_377409.jpg) > [On the theory of natural selection we can clearly understand the full meaning of that old canon in natural history, “Natura non…](https://sms4smile.com/quotes/charles-darwin/on-the-theory-of-natural-selection-we-can-clearly-understand-the-full/) [Charles Darwin](https://sms4smile.com/quotes/author/charles-darwin/) [Image](https://sms4smile.com/quotes/i/d80/charles-darwin-507_canon_on-the-theory-of-natural-selection-we-ca_1762938.jpg) > [It occurred to me, in 1837, that something might perhaps be made of this question (the origin of the species) by patiently…](https://sms4smile.com/quotes/charles-darwin/it-occurred-to-me-in-1837-that-something-might-perhaps-be-made-of/) [Charles Darwin](https://sms4smile.com/quotes/author/charles-darwin/) [Image](https://sms4smile.com/quotes/i/966/charles-darwin-507_evolution_it-occurred-to-me-in-1837-that-something_3173089.jpg) > [Looking to future generations, there is no cause to fear that the social instincts will grow weaker... the social instincts, - the…](https://sms4smile.com/quotes/charles-darwin/looking-to-future-generations-there-is-no-cause-to-fear-that-the/) [Charles Darwin](https://sms4smile.com/quotes/author/charles-darwin/) [Image](https://sms4smile.com/quotes/i/bcb/charles-darwin-507_active_looking-to-future-generations-there-is-n_1947973.jpg) > [Extinction has only separated groups: it has by no means made them; for if every form which has ever lived on this…](https://sms4smile.com/quotes/charles-darwin/extinction-has-only-separated-groups-it-has-by-no-means-made-them-for/) [Charles Darwin](https://sms4smile.com/quotes/author/charles-darwin/) [Image](https://sms4smile.com/quotes/i/9ba/charles-darwin-507_arrangements_extinction-has-only-separated-groups-it_644367.jpg) > [“Although much remains obscure, and will long remain obscure, I can entertain no doubt, after the most deliberate study and dispassionate judgment…](https://sms4smile.com/quotes/charles-darwin/although-much-remains-obscure-and-will-long-remain-obscure-i-can/) [Charles Darwin](https://sms4smile.com/quotes/author/charles-darwin/) [Image](https://sms4smile.com/quotes/i/a2b/charles-darwin-507_natural-selection_although-much-remains-obscure-and-will-l_558954.jpg) > [Consequently, if my theory be true, it is indisputable that before the lowest Silurian stratum was deposited, long periods elapsed, as long…](https://sms4smile.com/quotes/charles-darwin/consequently-if-my-theory-be-true-it-is-indisputable-that-before-the/) [Charles Darwin](https://sms4smile.com/quotes/author/charles-darwin/) [Image](https://sms4smile.com/quotes/i/c22/charles-darwin-507_age_consequently-if-my-theory-be-true-it-is_2596013.jpg) > [But just in proportion as this process of extermination has acted on an enormous scale, so must the number of intermediate varieties,…](https://sms4smile.com/quotes/charles-darwin/but-just-in-proportion-as-this-process-of-extermination-has-acted-on/) [Charles Darwin](https://sms4smile.com/quotes/author/charles-darwin/) [Image](https://sms4smile.com/quotes/i/7b4/charles-darwin-507_believe_but-just-in-proportion-as-this-process-o_2208509.jpg) > [“I fully agree with all that you say on the advantages of H. Spencer's excellent expression of 'the survival of the fittest.'…](https://sms4smile.com/quotes/charles-darwin/i-fully-agree-with-all-that-you-say-on-the-advantages-of-h-spencer-s/) [Charles Darwin](https://sms4smile.com/quotes/author/charles-darwin/) [Image](https://sms4smile.com/quotes/i/b5a/charles-darwin-507_agree_i-fully-agree-with-all-that-you-say-on-t_412256.jpg) > [“I am fully convinced that species are not immutable; but that those belonging to what are called the same genera are lineal…](https://sms4smile.com/quotes/charles-darwin/i-am-fully-convinced-that-species-are-not-immutable-but-that-those/) [Charles Darwin](https://sms4smile.com/quotes/author/charles-darwin/) [Image](https://sms4smile.com/quotes/i/965/charles-darwin-507_natural-selection_i-am-fully-convinced-that-species-are-no_1912843.jpg) > [As natural selection acts by competition, it adapts the inhabitants of each country only in relation to the degree of perfection of…](https://sms4smile.com/quotes/charles-darwin/as-natural-selection-acts-by-competition-it-adapts-the-inhabitants-of/) [Charles Darwin](https://sms4smile.com/quotes/author/charles-darwin/) [Image](https://sms4smile.com/quotes/i/ac0/charles-darwin-507_adaptation_as-natural-selection-acts-by-competition_3000559.jpg) > [I have been speculating last night what makes a man a discoverer of undiscovered things. As far as I can conjecture the…](https://sms4smile.com/quotes/charles-darwin/i-have-been-speculating-last-night-what-makes-a-man-a-discoverer-of-2/) [Charles Darwin](https://sms4smile.com/quotes/author/charles-darwin/) [Image](https://sms4smile.com/quotes/i/54b/charles-darwin-507_art_i-have-been-speculating-last-night-what_3151023.jpg) > [Owing to this struggle for life, any variation, however slight and from whatever cause proceeding, if it be in any degree profitable…](https://sms4smile.com/quotes/charles-darwin/owing-to-this-struggle-for-life-any-variation-however-slight-and-from/) [Charles Darwin](https://sms4smile.com/quotes/author/charles-darwin/) [Image](https://sms4smile.com/quotes/i/615/charles-darwin-507_causes_owing-to-this-struggle-for-life-any-vari_520219.jpg) > [Our ancestor was an animal which breathed water, had a swim-bladder, a great swimming tail, an imperfect skull & undoubtedly was an…](https://sms4smile.com/quotes/charles-darwin/our-ancestor-was-an-animal-which-breathed-water-had-a-swim-bladder-a/) [Charles Darwin](https://sms4smile.com/quotes/author/charles-darwin/) [Image](https://sms4smile.com/quotes/i/d58/charles-darwin-507_ancestor_our-ancestor-was-an-animal-which-breathe_2478327.jpg) > [For my own part I would as soon be descended from that heroic little monkey, who braved his dreaded enemy in order…](https://sms4smile.com/quotes/charles-darwin/for-my-own-part-i-would-as-soon-be-descended-from-that-heroic-little/) [Charles Darwin](https://sms4smile.com/quotes/author/charles-darwin/) [Image](https://sms4smile.com/quotes/i/e1b/charles-darwin-507_baboons_for-my-own-part-i-would-as-soon-be-desce_2191607.jpg) > [“Natural selection acts only by the preservation and accumulation of small inherited modifications, each profitable to the preserved being; and as modern…](https://sms4smile.com/quotes/charles-darwin/natural-selection-acts-only-by-the-preservation-and-accumulation-of/) [Charles Darwin](https://sms4smile.com/quotes/author/charles-darwin/) [Image](https://sms4smile.com/quotes/i/f22/charles-darwin-507_evolution_natural-selection-acts-only-by-the-prese_2700825.jpg) > [“It has already been stated that various parts in the same individual, which are exactly alike during an early embryonic period, become…](https://sms4smile.com/quotes/charles-darwin/it-has-already-been-stated-that-various-parts-in-the-same-individual/) [Charles Darwin](https://sms4smile.com/quotes/author/charles-darwin/) [Image](https://sms4smile.com/quotes/i/616/charles-darwin-507_quote_it-has-already-been-stated-that-various_1146840.jpg) > [As many more individuals of each species are born than can possibly survive; and as, consequently, there is a frequently recurring struggle…](https://sms4smile.com/quotes/charles-darwin/as-many-more-individuals-of-each-species-are-born-than-can-possibly/) [Charles Darwin](https://sms4smile.com/quotes/author/charles-darwin/) [Image](https://sms4smile.com/quotes/i/3af/charles-darwin-507_born_as-many-more-individuals-of-each-species_1515582.jpg) ## Other authors on Evolution - [ ![](https://sms4smile.com/quotes/wp-content/uploads/sms4s/authors/processed/b020/author-richard-dawkins-78503.jpg) Richard Dawkins 223 quotes ](https://sms4smile.com/quotes/about/evolution/richard-dawkins/) - [ ![](https://sms4smile.com/quotes/wp-content/uploads/sms4s/authors/processed/b022/author-stephen-jay-gould-87041.jpg) Stephen Jay Gould 106 quotes ](https://sms4smile.com/quotes/about/evolution/stephen-jay-gould/) - [ ![](https://sms4smile.com/quotes/wp-content/uploads/sms4s/authors/processed/b022/author-siddhartha-mukherjee-85288.jpg) Siddhartha Mukherjee 65 quotes ](https://sms4smile.com/quotes/about/evolution/siddhartha-mukherjee/) - [ ![](https://sms4smile.com/quotes/wp-content/uploads/sms4s/authors/processed/b011/author-idries-shah-43105.jpg) Idries Shah 52 quotes ](https://sms4smile.com/quotes/about/evolution/idries-shah/) - [ ![](https://sms4smile.com/quotes/wp-content/uploads/sms4s/authors/processed/b006/author-carl-sagan-20994.jpg) Carl Sagan 46 quotes ](https://sms4smile.com/quotes/about/evolution/carl-sagan/) - [ ![](https://sms4smile.com/quotes/wp-content/uploads/sms4s/authors/processed/b001/author-yuval-noah-harari-100.jpg) Yuval Noah Harari 41 quotes ](https://sms4smile.com/quotes/about/evolution/yuval-noah-harari/) - [ ![](https://sms4smile.com/quotes/wp-content/uploads/sms4s/authors/processed/b005/author-b-b-king-1507543-16033.jpg) Joseph P. Kauffman 41 quotes ](https://sms4smile.com/quotes/about/evolution/joseph-p-kauffman/) - [ ![](https://sms4smile.com/quotes/wp-content/uploads/sms4s/authors/processed/b005/author-bill-nye-18005.jpg) Bill Nye 37 quotes ](https://sms4smile.com/quotes/about/evolution/bill-nye/) - [ ![](https://sms4smile.com/quotes/wp-content/uploads/sms4s/authors/processed/b022/author-steven-pinker-87519.jpg) Steven Pinker 35 quotes ](https://sms4smile.com/quotes/about/evolution/steven-pinker/) - [ ![](https://sms4smile.com/quotes/wp-content/uploads/sms4s/authors/processed/b009/author-francis-crick-35454.jpg) Francis Crick 34 quotes ](https://sms4smile.com/quotes/about/evolution/francis-crick/) - [ ![](https://sms4smile.com/quotes/wp-content/uploads/sms4s/authors/processed/b008/author-e-o-wilson-31102.jpg) E. O. Wilson 33 quotes ](https://sms4smile.com/quotes/about/evolution/e-o-wilson/) - [ ![](https://sms4smile.com/quotes/wp-content/uploads/sms4s/authors/processed/b009/author-ernst-mayr-33893.jpg) Ernst Mayr 32 quotes ](https://sms4smile.com/quotes/about/evolution/ernst-mayr/) ## More by Charles Darwin > [The love for all living creatures is the most noble attribute of man.](https://sms4smile.com/quotes/charles-darwin/the-love-for-all-living-creatures-is-the-most-noble-attribute-of-man/) [Charles Darwin](https://sms4smile.com/quotes/author/charles-darwin/) > [The main conclusion here arrived at ... is that man is descended from some less highly organized form.](https://sms4smile.com/quotes/charles-darwin/the-main-conclusion-here-arrived-at-is-that-man-is-descended-from/) [Charles Darwin](https://sms4smile.com/quotes/author/charles-darwin/) > [So great is the economy of nature, that most flowers which are fertilised by crepuscular or nocturnal insects emit their odour chiefly or exclusively…](https://sms4smile.com/quotes/charles-darwin/so-great-is-the-economy-of-nature-that-most-flowers-which-are/) [Charles Darwin](https://sms4smile.com/quotes/author/charles-darwin/) > [I see no good reasons why the views given in this volume should shock the religious views of anyone.](https://sms4smile.com/quotes/charles-darwin/i-see-no-good-reasons-why-the-views-given-in-this-volume-should-shock/) [Charles Darwin](https://sms4smile.com/quotes/author/charles-darwin/) > [I am quite conscious that my speculations run beyond the bounds of true science…It is a mere rag of an hypothesis with as many…](https://sms4smile.com/quotes/charles-darwin/i-am-quite-conscious-that-my-speculations-run-beyond-the-bounds-of/) [Charles Darwin](https://sms4smile.com/quotes/author/charles-darwin/) > [If worms have the power of acquiring some notion, however rude, of the shape of an object and over their burrows, as seems the…](https://sms4smile.com/quotes/charles-darwin/if-worms-have-the-power-of-acquiring-some-notion-however-rude-of-the/) [Charles Darwin](https://sms4smile.com/quotes/author/charles-darwin/) > [We can allow satellites, planets, suns, universe, nay whole systems of universes, to be governed by laws, but the smallest insect, we wish to…](https://sms4smile.com/quotes/charles-darwin/we-can-allow-satellites-planets-suns-universe-nay-whole-systems-of/) [Charles Darwin](https://sms4smile.com/quotes/author/charles-darwin/) > [Formerly Milton's Paradise Lost had been my chief favourite, and in my excursions during the voyage of the Beagle, when I could take only…](https://sms4smile.com/quotes/charles-darwin/formerly-milton-s-paradise-lost-had-been-my-chief-favourite-and-in-my/) [Charles Darwin](https://sms4smile.com/quotes/author/charles-darwin/) > [May we not suspect that the vague but very real fears of children, which are quite independent of experience, are the inherited effects of…](https://sms4smile.com/quotes/charles-darwin/may-we-not-suspect-that-the-vague-but-very-real-fears-of-children/) [Charles Darwin](https://sms4smile.com/quotes/author/charles-darwin/) > [It may be said that natural selection is daily and hourly scrutinizing, throughout the world, every variation, even the slightest; rejecting that which is…](https://sms4smile.com/quotes/charles-darwin/it-may-be-said-that-natural-selection-is-daily-and-hourly/) [Charles Darwin](https://sms4smile.com/quotes/author/charles-darwin/) > [“Darwin, landing in Brazil in 1832, had a similar reaction, colored by his reading of his predecessor." Humboldt's glorious descriptions are & will for…](https://sms4smile.com/quotes/charles-darwin/darwin-landing-in-brazil-in-1832-had-a-similar-reaction-colored-by/) [Charles Darwin](https://sms4smile.com/quotes/author/charles-darwin/) > [...all nature is perverse & will not do as I wish it.](https://sms4smile.com/quotes/charles-darwin/all-nature-is-perverse-will-not-do-as-i-wish-it/) [Charles Darwin](https://sms4smile.com/quotes/author/charles-darwin/) > [“To admit that species generally become rare before they become extinct—to feel no surprise at the comparative rarity of one species with another, and…](https://sms4smile.com/quotes/charles-darwin/to-admit-that-species-generally-become-rare-before-they-become/) [Charles Darwin](https://sms4smile.com/quotes/author/charles-darwin/) > [To suppose that the eye could have been formed by natural selection, seems, I freely confess, absurd in the highest possible degree](https://sms4smile.com/quotes/charles-darwin/to-suppose-that-the-eye-could-have-been-formed-by-natural-selection/) [Charles Darwin](https://sms4smile.com/quotes/author/charles-darwin/) > [It is interesting to contemplate an entangled bank clothed with many plants of many kinds with birds singing on the bushes, with various insects…](https://sms4smile.com/quotes/charles-darwin/it-is-interesting-to-contemplate-an-entangled-bank-clothed-with-many/) [Charles Darwin](https://sms4smile.com/quotes/author/charles-darwin/) ```json { "@context": "https://schema.org", "@graph": [ { "@type": "ItemList", "@id": "https://sms4smile.com/quotes/about/evolution/charles-darwin/#itemlist", "name": "Best Evolution Sayings by Charles Darwin", "numberOfItems": 23, "itemListElement": [ { "@type": "ListItem", "position": 1, "item": { "@type": "Quotation", "text": "A grand and almost untrodden field of inquiry will be opened, on the causes and laws of variation, on correlation of growth, on the effects of use and disuse, on the direct actions of external conditions, and so forth.", "creator": { "@type": "Person", "name": "Charles Darwin" }, "url": "https://sms4smile.com/quotes/charles-darwin/a-grand-and-almost-untrodden-field-of-inquiry-will-be-opened-on-the/", "image": { "@type": "ImageObject", "@id": "https://sms4smile.com/quotes/i/6eb/charles-darwin-507_action_a-grand-and-almost-untrodden-field-of-in_2393315.jpg", "contentUrl": "https://sms4smile.com/quotes/i/6eb/charles-darwin-507_action_a-grand-and-almost-untrodden-field-of-in_2393315.jpg", "url": "https://sms4smile.com/quotes/i/6eb/charles-darwin-507_action_a-grand-and-almost-untrodden-field-of-in_2393315.jpg", "width": 1080, "height": 1080, "caption": "“A grand and almost untrodden field of inquiry will be opened, on the causes and laws of variation, on…” — Charles Darwin", "creditText": "SMS4Smile Quotes", "creator": { "@id": "https://sms4smile.com/quotes/#organization" } } } }, { "@type": "ListItem", "position": 2, "item": { "@type": "Quotation", "text": "The tree of life should perhaps be called the coral of life, base of branches dead; so that passages cannot be seen-this again offers contradiction to constant succession of germs in progress.", "creator": { "@type": "Person", "name": "Charles Darwin" }, "url": "https://sms4smile.com/quotes/charles-darwin/the-tree-of-life-should-perhaps-be-called-the-coral-of-life-base-of/", "image": { "@type": "ImageObject", "@id": "https://sms4smile.com/quotes/i/1db/charles-darwin-507_branches_the-tree-of-life-should-perhaps-be-calle_3153968.jpg", "contentUrl": "https://sms4smile.com/quotes/i/1db/charles-darwin-507_branches_the-tree-of-life-should-perhaps-be-calle_3153968.jpg", "url": "https://sms4smile.com/quotes/i/1db/charles-darwin-507_branches_the-tree-of-life-should-perhaps-be-calle_3153968.jpg", "width": 1080, "height": 1080, "caption": "“The tree of life should perhaps be called the coral of life, base of branches dead; so that passages cannot…” — Charles Darwin", "creditText": "SMS4Smile Quotes", "creator": { "@id": "https://sms4smile.com/quotes/#organization" } } } }, { "@type": "ListItem", "position": 3, "item": { "@type": "Quotation", "text": "“But then arises the doubt, can the mind of man, which has, as I fully believe been developed from a mind as low as that possessed by the lowest animal, be trusted when it draws such grand conclusions?”", "creator": { "@type": "Person", "name": "Charles Darwin" }, "url": "https://sms4smile.com/quotes/charles-darwin/but-then-arises-the-doubt-can-the-mind-of-man-which-has-as-i-fully/", "image": { "@type": "ImageObject", "@id": "https://sms4smile.com/quotes/i/d23/charles-darwin-507_contradiction_but-then-arises-the-doubt-can-the-mind-o_1146287.jpg", "contentUrl": "https://sms4smile.com/quotes/i/d23/charles-darwin-507_contradiction_but-then-arises-the-doubt-can-the-mind-o_1146287.jpg", "url": "https://sms4smile.com/quotes/i/d23/charles-darwin-507_contradiction_but-then-arises-the-doubt-can-the-mind-o_1146287.jpg", "width": 1080, "height": 1080, "caption": "“But then arises the doubt, can the mind of man, which has, as I fully believe been developed from a mind as…” — Charles Darwin", "creditText": "SMS4Smile Quotes", "creator": { "@id": "https://sms4smile.com/quotes/#organization" } } } }, { "@type": "ListItem", "position": 4, "item": { "@type": "Quotation", "text": "This fundamental subject of Natural Selection will be treated at some length in the fourth chapter; and we shall then see how Natural Selection almost inevitably causes much Extinction of the less improved forms of life and induces what I have called Divergence of Character.", "creator": { "@type": "Person", "name": "Charles Darwin" }, "url": "https://sms4smile.com/quotes/charles-darwin/this-fundamental-subject-of-natural-selection-will-be-treated-at-some/", "image": { "@type": "ImageObject", "@id": "https://sms4smile.com/quotes/i/3b5/charles-darwin-507_causes_this-fundamental-subject-of-natural-sele_1434270.jpg", "contentUrl": "https://sms4smile.com/quotes/i/3b5/charles-darwin-507_causes_this-fundamental-subject-of-natural-sele_1434270.jpg", "url": "https://sms4smile.com/quotes/i/3b5/charles-darwin-507_causes_this-fundamental-subject-of-natural-sele_1434270.jpg", "width": 1080, "height": 1080, "caption": "“This fundamental subject of Natural Selection will be treated at some length in the fourth chapter; and we…” — Charles Darwin", "creditText": "SMS4Smile Quotes", "creator": { "@id": "https://sms4smile.com/quotes/#organization" } } } }, { "@type": "ListItem", "position": 5, "item": { "@type": "Quotation", "text": "“But then with me the horrid doubt always arises whether the convictions of man's mind, which has been developed from the mind of the lower animals, are of any value or at all trustworthy. Would any one trust in the convictions of a monkey's mind, if there are any convictions in such a mind? 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do ye to them likewise\"; and this lies at the foundation of morality.", "creator": { "@type": "Person", "name": "Charles Darwin" }, "url": "https://sms4smile.com/quotes/charles-darwin/looking-to-future-generations-there-is-no-cause-to-fear-that-the/", "image": { "@type": "ImageObject", "@id": "https://sms4smile.com/quotes/i/bcb/charles-darwin-507_active_looking-to-future-generations-there-is-n_1947973.jpg", "contentUrl": "https://sms4smile.com/quotes/i/bcb/charles-darwin-507_active_looking-to-future-generations-there-is-n_1947973.jpg", "url": "https://sms4smile.com/quotes/i/bcb/charles-darwin-507_active_looking-to-future-generations-there-is-n_1947973.jpg", "width": 1080, "height": 1080, "caption": "“Looking to future generations, there is no cause to fear that the social instincts will grow weaker... the…” — Charles Darwin", "creditText": "SMS4Smile Quotes", "creator": { "@id": "https://sms4smile.com/quotes/#organization" } } } }, { "@type": "ListItem", "position": 10, "item": { "@type": "Quotation", "text": "Extinction has only separated groups: it has by no means made them; for if every form which has ever lived on this earth were suddenly to reappear, though it would be quite impossible to give definitions by which each group could be distinguished from other groups, as all would blend together by steps as fine as those between the finest existing varieties, nevertheless a natural classification, or at least a natural arrangement, would be possible.", "creator": { "@type": "Person", "name": "Charles Darwin" }, "url": "https://sms4smile.com/quotes/charles-darwin/extinction-has-only-separated-groups-it-has-by-no-means-made-them-for/", "image": { "@type": "ImageObject", "@id": "https://sms4smile.com/quotes/i/9ba/charles-darwin-507_arrangements_extinction-has-only-separated-groups-it_644367.jpg", "contentUrl": "https://sms4smile.com/quotes/i/9ba/charles-darwin-507_arrangements_extinction-has-only-separated-groups-it_644367.jpg", "url": "https://sms4smile.com/quotes/i/9ba/charles-darwin-507_arrangements_extinction-has-only-separated-groups-it_644367.jpg", "width": 1080, "height": 1080, "caption": "“Extinction has only separated groups: it has by no means made them; for if every form which has ever lived…” — Charles Darwin", "creditText": "SMS4Smile Quotes", "creator": { "@id": "https://sms4smile.com/quotes/#organization" } } } }, { "@type": "ListItem", "position": 11, "item": { "@type": "Quotation", "text": "“Although much remains obscure, and will long remain obscure, I can entertain no doubt, after the most deliberate study and dispassionate judgment of which I am capable, that the view which most naturalists entertain, and which I formerly entertained--namely, that each species has been independently created--is erroneous. I am fully convinced that species are not immutable; but that those belonging to what are called the same genera are lineal descendants of some other and generally extinct species, in the same manner as the acknowledged varieties of any one species are the descendants of that species. Furthermore, I am convinced that Natural Selection has been the main but not exclusive means of modification.”", "creator": { "@type": "Person", "name": "Charles Darwin" }, "url": "https://sms4smile.com/quotes/charles-darwin/although-much-remains-obscure-and-will-long-remain-obscure-i-can/", "image": { "@type": "ImageObject", "@id": "https://sms4smile.com/quotes/i/a2b/charles-darwin-507_natural-selection_although-much-remains-obscure-and-will-l_558954.jpg", "contentUrl": "https://sms4smile.com/quotes/i/a2b/charles-darwin-507_natural-selection_although-much-remains-obscure-and-will-l_558954.jpg", "url": "https://sms4smile.com/quotes/i/a2b/charles-darwin-507_natural-selection_although-much-remains-obscure-and-will-l_558954.jpg", "width": 1080, "height": 1080, "caption": "“Although much remains obscure, and will long remain obscure, I can entertain no doubt, after the most…” — Charles Darwin", "creditText": "SMS4Smile Quotes", "creator": { "@id": "https://sms4smile.com/quotes/#organization" } } } }, { "@type": "ListItem", "position": 12, "item": { "@type": "Quotation", "text": "Consequently, if my theory be true, it is indisputable that before the lowest Silurian stratum was deposited, long periods elapsed, as long as, or probably far longer than, the whole interval from the Silurian age to the present day; and that during these vast, yet quite unknown, periods of time, the world swarmed with living creatures. To the question why we do not find records of these vast primordial periods, I can give no satisfactory answer.", "creator": { "@type": "Person", "name": "Charles Darwin" }, "url": "https://sms4smile.com/quotes/charles-darwin/consequently-if-my-theory-be-true-it-is-indisputable-that-before-the/", "image": { "@type": "ImageObject", "@id": "https://sms4smile.com/quotes/i/c22/charles-darwin-507_age_consequently-if-my-theory-be-true-it-is_2596013.jpg", "contentUrl": "https://sms4smile.com/quotes/i/c22/charles-darwin-507_age_consequently-if-my-theory-be-true-it-is_2596013.jpg", "url": "https://sms4smile.com/quotes/i/c22/charles-darwin-507_age_consequently-if-my-theory-be-true-it-is_2596013.jpg", "width": 1080, "height": 1080, "caption": "“Consequently, if my theory be true, it is indisputable that before the lowest Silurian stratum was…” — Charles Darwin", "creditText": "SMS4Smile Quotes", "creator": { "@id": "https://sms4smile.com/quotes/#organization" } } } }, { "@type": "ListItem", "position": 13, "item": { "@type": "Quotation", "text": "But just in proportion as this process of extermination has acted on an enormous scale, so must the number of intermediate varieties, which have formerly existed, be truly enormous. Why then is not every geological formation and every stratum full of such intermediate links? Geology assuredly does not reveal any such finely graduated organic chain; and this, perhaps, is the most obvious and serious objection which can be urged against the theory. The explanation lies, as I believe, in the extreme imperfection of the geological record.", "creator": { "@type": "Person", "name": "Charles Darwin" }, "url": "https://sms4smile.com/quotes/charles-darwin/but-just-in-proportion-as-this-process-of-extermination-has-acted-on/", "image": { "@type": "ImageObject", "@id": "https://sms4smile.com/quotes/i/7b4/charles-darwin-507_believe_but-just-in-proportion-as-this-process-o_2208509.jpg", "contentUrl": "https://sms4smile.com/quotes/i/7b4/charles-darwin-507_believe_but-just-in-proportion-as-this-process-o_2208509.jpg", "url": "https://sms4smile.com/quotes/i/7b4/charles-darwin-507_believe_but-just-in-proportion-as-this-process-o_2208509.jpg", "width": 1080, "height": 1080, "caption": "“But just in proportion as this process of extermination has acted on an enormous scale, so must the number…” — Charles Darwin", "creditText": "SMS4Smile Quotes", "creator": { "@id": "https://sms4smile.com/quotes/#organization" } } } }, { "@type": "ListItem", "position": 14, "item": { "@type": "Quotation", "text": "“I fully agree with all that you say on the advantages of H. Spencer's excellent expression of 'the survival of the fittest.' This, however, had not occurred to me till reading your letter. It is, however, a great objection to this term that it cannot be used as a substantive governing a verb; and that this is a real objection I infer from H. Spencer continually using the words, natural selection. (Letter to A. R. Wallace July 1866)”", "creator": { "@type": "Person", "name": "Charles Darwin" }, "url": "https://sms4smile.com/quotes/charles-darwin/i-fully-agree-with-all-that-you-say-on-the-advantages-of-h-spencer-s/", "image": { "@type": "ImageObject", "@id": "https://sms4smile.com/quotes/i/b5a/charles-darwin-507_agree_i-fully-agree-with-all-that-you-say-on-t_412256.jpg", "contentUrl": "https://sms4smile.com/quotes/i/b5a/charles-darwin-507_agree_i-fully-agree-with-all-that-you-say-on-t_412256.jpg", "url": "https://sms4smile.com/quotes/i/b5a/charles-darwin-507_agree_i-fully-agree-with-all-that-you-say-on-t_412256.jpg", "width": 1080, "height": 1080, "caption": "“I fully agree with all that you say on the advantages of H. Spencer's excellent expression of 'the survival…” — Charles Darwin", "creditText": "SMS4Smile Quotes", "creator": { "@id": "https://sms4smile.com/quotes/#organization" } } } }, { "@type": "ListItem", "position": 15, "item": { "@type": "Quotation", "text": "“I am fully convinced that species are not immutable; but that those belonging to what are called the same genera are lineal descendants of some other and generally extinct species, in the same manner as the acknowledged varieties of any one species are the descendants of that species. Furthermore, I am convinced that natural selection has been the most important, but not the exclusive, means of modification.”", "creator": { "@type": "Person", "name": "Charles Darwin" }, "url": "https://sms4smile.com/quotes/charles-darwin/i-am-fully-convinced-that-species-are-not-immutable-but-that-those/", "image": { "@type": "ImageObject", "@id": "https://sms4smile.com/quotes/i/965/charles-darwin-507_natural-selection_i-am-fully-convinced-that-species-are-no_1912843.jpg", "contentUrl": "https://sms4smile.com/quotes/i/965/charles-darwin-507_natural-selection_i-am-fully-convinced-that-species-are-no_1912843.jpg", "url": "https://sms4smile.com/quotes/i/965/charles-darwin-507_natural-selection_i-am-fully-convinced-that-species-are-no_1912843.jpg", "width": 1080, "height": 1080, "caption": "“I am fully convinced that species are not immutable; but that those belonging to what are called the same…” — Charles Darwin", "creditText": "SMS4Smile Quotes", "creator": { "@id": "https://sms4smile.com/quotes/#organization" } } } }, { "@type": "ListItem", "position": 16, "item": { "@type": "Quotation", "text": "As natural selection acts by competition, it adapts the inhabitants of each country only in relation to the degree of perfection of their associates; so that we need feel no surprise at the inhabitants of any one country, although on the ordinary view supposed to have been specially created and adapted for that country, being beaten and supplanted by the naturalised productions from another land.", "creator": { "@type": "Person", "name": "Charles Darwin" }, "url": "https://sms4smile.com/quotes/charles-darwin/as-natural-selection-acts-by-competition-it-adapts-the-inhabitants-of/", "image": { "@type": "ImageObject", "@id": "https://sms4smile.com/quotes/i/ac0/charles-darwin-507_adaptation_as-natural-selection-acts-by-competition_3000559.jpg", "contentUrl": "https://sms4smile.com/quotes/i/ac0/charles-darwin-507_adaptation_as-natural-selection-acts-by-competition_3000559.jpg", "url": "https://sms4smile.com/quotes/i/ac0/charles-darwin-507_adaptation_as-natural-selection-acts-by-competition_3000559.jpg", "width": 1080, "height": 1080, "caption": "“As natural selection acts by competition, it adapts the inhabitants of each country only in relation to the…” — Charles Darwin", "creditText": "SMS4Smile Quotes", "creator": { "@id": "https://sms4smile.com/quotes/#organization" } } } }, { "@type": "ListItem", "position": 17, "item": { "@type": "Quotation", "text": "I have been speculating last night what makes a man a discoverer of undiscovered things. As far as I can conjecture the art consists in habitually searching for the causes and meaning of everything which occurs.", "creator": { "@type": "Person", "name": "Charles Darwin" }, "url": "https://sms4smile.com/quotes/charles-darwin/i-have-been-speculating-last-night-what-makes-a-man-a-discoverer-of-2/", "image": { "@type": "ImageObject", "@id": "https://sms4smile.com/quotes/i/54b/charles-darwin-507_art_i-have-been-speculating-last-night-what_3151023.jpg", "contentUrl": "https://sms4smile.com/quotes/i/54b/charles-darwin-507_art_i-have-been-speculating-last-night-what_3151023.jpg", "url": "https://sms4smile.com/quotes/i/54b/charles-darwin-507_art_i-have-been-speculating-last-night-what_3151023.jpg", "width": 1080, "height": 1080, "caption": "“I have been speculating last night what makes a man a discoverer of undiscovered things. As far as I can…” — Charles Darwin", "creditText": "SMS4Smile Quotes", "creator": { "@id": "https://sms4smile.com/quotes/#organization" } } } }, { "@type": "ListItem", "position": 18, "item": { "@type": "Quotation", "text": "Owing to this struggle for life, any variation, however slight and from whatever cause proceeding, if it be in any degree profitable to an individual of any species, in its infinitely complex relationship to other organic beings and to external nature, will tend to the preservation of that individual, and will generally be inherited by its offspring.", "creator": { "@type": "Person", "name": "Charles Darwin" }, "url": "https://sms4smile.com/quotes/charles-darwin/owing-to-this-struggle-for-life-any-variation-however-slight-and-from/", "image": { "@type": "ImageObject", "@id": "https://sms4smile.com/quotes/i/615/charles-darwin-507_causes_owing-to-this-struggle-for-life-any-vari_520219.jpg", "contentUrl": "https://sms4smile.com/quotes/i/615/charles-darwin-507_causes_owing-to-this-struggle-for-life-any-vari_520219.jpg", "url": "https://sms4smile.com/quotes/i/615/charles-darwin-507_causes_owing-to-this-struggle-for-life-any-vari_520219.jpg", "width": 1080, "height": 1080, "caption": "“Owing to this struggle for life, any variation, however slight and from whatever cause proceeding, if it be…” — Charles Darwin", "creditText": "SMS4Smile Quotes", "creator": { "@id": "https://sms4smile.com/quotes/#organization" } } } }, { "@type": "ListItem", "position": 19, "item": { "@type": "Quotation", "text": "Our ancestor was an animal which breathed water, had a swim-bladder, a great swimming tail, an imperfect skull & undoubtedly was an hermaphrodite! Here is a pleasant genealogy for mankind.", "creator": { "@type": "Person", "name": "Charles Darwin" }, "url": "https://sms4smile.com/quotes/charles-darwin/our-ancestor-was-an-animal-which-breathed-water-had-a-swim-bladder-a/", "image": { "@type": "ImageObject", "@id": "https://sms4smile.com/quotes/i/d58/charles-darwin-507_ancestor_our-ancestor-was-an-animal-which-breathe_2478327.jpg", "contentUrl": "https://sms4smile.com/quotes/i/d58/charles-darwin-507_ancestor_our-ancestor-was-an-animal-which-breathe_2478327.jpg", "url": "https://sms4smile.com/quotes/i/d58/charles-darwin-507_ancestor_our-ancestor-was-an-animal-which-breathe_2478327.jpg", "width": 1080, "height": 1080, "caption": "“Our ancestor was an animal which breathed water, had a swim-bladder, a great swimming tail, an imperfect…” — Charles Darwin", "creditText": "SMS4Smile Quotes", "creator": { "@id": "https://sms4smile.com/quotes/#organization" } } } }, { "@type": "ListItem", "position": 20, "item": { "@type": "Quotation", "text": "For my own part I would as soon be descended from that heroic little monkey, who braved his dreaded enemy in order to save the life of his keeper; or from that old baboon, who, descending from the mountains, carried away in triumph his young comrade from a crowd of astonished dogs-as from a savage who delights to torture his enemies, offers up bloody sacrifices, practices infanticide without remorse, treats his wives like slaves, knows no decency, and is haunted by the grossest superstitions.", "creator": { "@type": "Person", "name": "Charles Darwin" }, "url": "https://sms4smile.com/quotes/charles-darwin/for-my-own-part-i-would-as-soon-be-descended-from-that-heroic-little/", "image": { "@type": "ImageObject", "@id": "https://sms4smile.com/quotes/i/e1b/charles-darwin-507_baboons_for-my-own-part-i-would-as-soon-be-desce_2191607.jpg", "contentUrl": "https://sms4smile.com/quotes/i/e1b/charles-darwin-507_baboons_for-my-own-part-i-would-as-soon-be-desce_2191607.jpg", "url": "https://sms4smile.com/quotes/i/e1b/charles-darwin-507_baboons_for-my-own-part-i-would-as-soon-be-desce_2191607.jpg", "width": 1080, "height": 1080, "caption": "“For my own part I would as soon be descended from that heroic little monkey, who braved his dreaded enemy in…” — Charles Darwin", "creditText": "SMS4Smile Quotes", "creator": { "@id": "https://sms4smile.com/quotes/#organization" } } } }, { "@type": "ListItem", "position": 21, "item": { "@type": "Quotation", "text": "“Natural selection acts only by the preservation and accumulation of small inherited modifications, each profitable to the preserved being; and as modern geology has almost banished such views as the excavation of a great valley by a single diluvial wave, so will natural selection banish the belief of the continued creation of new organic beings, or of any great and sudden modification in their structure.”", "creator": { "@type": "Person", "name": "Charles Darwin" }, "url": "https://sms4smile.com/quotes/charles-darwin/natural-selection-acts-only-by-the-preservation-and-accumulation-of/", "image": { "@type": "ImageObject", "@id": "https://sms4smile.com/quotes/i/f22/charles-darwin-507_evolution_natural-selection-acts-only-by-the-prese_2700825.jpg", "contentUrl": "https://sms4smile.com/quotes/i/f22/charles-darwin-507_evolution_natural-selection-acts-only-by-the-prese_2700825.jpg", "url": "https://sms4smile.com/quotes/i/f22/charles-darwin-507_evolution_natural-selection-acts-only-by-the-prese_2700825.jpg", "width": 1080, "height": 1080, "caption": "“Natural selection acts only by the preservation and accumulation of small inherited modifications, each…” — Charles Darwin", "creditText": "SMS4Smile Quotes", "creator": { "@id": "https://sms4smile.com/quotes/#organization" } } } }, { "@type": "ListItem", "position": 22, "item": { "@type": "Quotation", "text": "“It has already been stated that various parts in the same individual, which are exactly alike during an early embryonic period, become widely different and serve for widely different purposes in the adult state. So again it has been shown that generally the embryos of the most distinct species belonging to the same class are closely similar, but become, when fully developed, widely dissimilar.”", "creator": { "@type": "Person", "name": "Charles Darwin" }, "url": "https://sms4smile.com/quotes/charles-darwin/it-has-already-been-stated-that-various-parts-in-the-same-individual/", "image": { "@type": "ImageObject", "@id": "https://sms4smile.com/quotes/i/616/charles-darwin-507_quote_it-has-already-been-stated-that-various_1146840.jpg", "contentUrl": "https://sms4smile.com/quotes/i/616/charles-darwin-507_quote_it-has-already-been-stated-that-various_1146840.jpg", "url": "https://sms4smile.com/quotes/i/616/charles-darwin-507_quote_it-has-already-been-stated-that-various_1146840.jpg", "width": 1080, "height": 1080, "caption": "“It has already been stated that various parts in the same individual, which are exactly alike during an…” — Charles Darwin", "creditText": "SMS4Smile Quotes", "creator": { "@id": "https://sms4smile.com/quotes/#organization" } } } }, { "@type": "ListItem", "position": 23, "item": { "@type": "Quotation", "text": "As many more individuals of each species are born than can possibly survive; and as, consequently, there is a frequently recurring struggle for existence, it follows that any being, if it vary however slightly in any manner profitable to itself, under the complex and sometimes varying conditions of life, will have a better chance of surviving, and thus be naturally selected. 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