Not one change of species into another is on record ... we cannot prove that a single species has been changed. — Charles Darwin Copy Share Image
... not one living species will transmit its unaltered likeness to a distant futurity. — Charles Darwin Copy Share Image
On the ordinary view of each species having been independently created, we gain no scientific explanation. — Charles Darwin Copy Share Image
Intelligence is based on how efficient a species became at doing the things they need to survive. — Charles Darwin Copy Share Image
Disbelief crept over me at a very slow rate, but at last it was complete. — Charles Darwin Copy Share Image
When the views entertained in this volume on the origin of species, or when analogous views are generally admitted, we can dimly… — Charles Darwin Copy Share Image
From the war of nature, from famine and death, the most exalted object which we are capable of conceiving, namely, the production… — Charles Darwin Copy Share Image
When I view all beings not as special creations, but as the lineal descendants of some few beings which lived long before… — Charles Darwin Copy Share Image
The formation of different languages and of distinct species and the proofs that both have been developed through a gradual process, are… — Charles Darwin Copy Share Image
Whoever is led to believe that species are mutable will do good service by conscientiously expressing his conviction; for only thus can… — Charles Darwin Copy Share Image
I am almost convinced (quite contrary to opinion I started with) that species are not (it is like confessing a murder) immutable. — Charles Darwin Copy Share Image
The most powerful natural species are those that adapt to environmental change without losing their fundamental identity which gives them their competitive… — Charles Darwin Copy Share Image
A grain in the balance will determine which individual shall live and which shall die - which variety or species shall increase… — Charles Darwin Copy Share Image
Seeing this gradation and diversity of structure in one small, intimately related group of birds, one might really fancy that from an… — Charles Darwin Copy Share Image
When it was first said that the sun stood still and world turned round, the common sense of mankind declared the doctrine… — Charles Darwin Copy Share Image
Owing to this struggle for life, any variation, however slight and from whatever cause proceeding, if it be in any degree profitable… — Charles Darwin Copy Share Image
But I own that I cannot see as plainly as others do, and I should wish to do, evidence of design and… — Charles Darwin Copy Share Image
“As the species of the same genus usually have, though by no means invariably, much similarity in habits and constitution, and always… — Charles Darwin Copy Share Image
I am actually weary of telling people that I do not pretend to adduce [direct] evidence of one species changing into another,… — Charles Darwin Copy Share Image
I think it inevitably follows, that as new species in the course of time are formed through natural selection, others will become… — Charles Darwin Copy Share Image
I see no good reason why the views given this volume [The Origin of Species] should shock the religious feelings of any… — Charles Darwin Copy Share Image
As many more individuals of each species are born than can possibly survive; and as, consequently, there is a frequently recurring struggle… — Charles Darwin Copy Share Image
I have just finished my sketch of my species theory. If as I believe that my theory is true & if it… — Charles Darwin Copy Share Image
Mere chance ... alone would never account for so habitual and large an amount of difference as that between varieties of the… — Charles Darwin Copy Share Image
It is not the strongest of the species that survives, nor the most intelligent that survives. It is the one that is… — Charles Darwin Copy Share Image
It is not the most intellectual of the species that survives; it is not the strongest that survives; but the species that… — Charles Darwin Copy Share Image
Why, if species have descended from other species by insensibly fine gradations, do we not everywhere see innumerable transitional forms. — Charles Darwin Copy Share Image
To suppose that the eye could have been formed by natural selection, seems, I freely confess, absurd in the highest possible degree — Charles Darwin Copy Share Image
... probably all the organic beings which have ever lived on this earth have descended from some one primordial form, into which… — Charles Darwin Copy Share Image
The several difficulties here discussed, namely our not finding in the successive formations infinitely numerous transitional links between the many species which… — Charles Darwin Copy Share Image
Now when naturalists observe a close agreement in numerous small details of habits, tastes and dispositions between two or more domestic races,… — Charles Darwin Copy Share Image
It is really laughable to see what different ideas are prominent in various naturalists' minds, when they speak of 'species'; in some,… — Charles Darwin Copy Share Image
Hereafter we shall be compelled to acknowledge that the only distinction between species and well-marked varieties is, that the latter are known,… — Charles Darwin Copy Share Image
It is not the strongest of the species that survive, but the one most responsive to change. — Charles Darwin Copy Share Image
Endless forms most beautiful and most wonderful have been, and are being evolved — Charles Darwin Copy Share Image
It occurred to me, in 1837, that something might perhaps be made of this question (the origin of the species) by patiently… — Charles Darwin Copy Share Image
It has sometimes been said that the success of the Origin proved "that the subject was in the air," or "that men's… — Charles Darwin Copy Share Image
At last gleams of light have come, and I am almost convinced (quite contrary to opinion I started with) that species are… — Charles Darwin Copy Share Image
The love for all living creatures is the most noble attribute of man. — Charles Darwin Copy Share Image
The main conclusion here arrived at ... is that man is descended from some less highly organized form. — Charles Darwin Copy Share Image
So great is the economy of nature, that most flowers which are fertilised by crepuscular or nocturnal insects emit their odour chiefly or exclusively… — Charles Darwin Copy Share Image
I see no good reasons why the views given in this volume should shock the religious views of anyone. — Charles Darwin Copy Share Image
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… — Charles Darwin Copy Share Image
If worms have the power of acquiring some notion, however rude, of the shape of an object and over their burrows, as seems the… — Charles Darwin Copy Share Image
We can allow satellites, planets, suns, universe, nay whole systems of universes, to be governed by laws, but the smallest insect, we wish to… — Charles Darwin Copy Share Image
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… — Charles Darwin Copy Share Image
May we not suspect that the vague but very real fears of children, which are quite independent of experience, are the inherited effects of… — Charles Darwin Copy Share Image
It may be said that natural selection is daily and hourly scrutinizing, throughout the world, every variation, even the slightest; rejecting that which is… — Charles Darwin Copy Share Image
“Darwin, landing in Brazil in 1832, had a similar reaction, colored by his reading of his predecessor." Humboldt's glorious descriptions are & will for… — Charles Darwin Copy Share Image
![“When it was first said that the sun stood still and world turned round, the common sense of mankind declared the doctrine false; but the old saying of Vox populi, vox Dei [the voice of the people is the voice of God], as every philosopher knows, cannot be trusted in science.” quote by Charles Darwin](https://sms4smile.com/quotes/img-quotes/5f6/charles-darwin-507_agnosticism_when-it-was-first-said-that-the-sun-stoo_226722.jpg)
![“I am actually weary of telling people that I do not pretend to adduce [direct] evidence of one species changing into another, but I believe that this view is in the main correct, because so many phenomena can thus be grouped end explained.” quote by Charles Darwin](https://sms4smile.com/quotes/img-quotes/1da/charles-darwin-507_believe_i-am-actually-weary-of-telling-people-th_431842.jpg)
![“I see no good reason why the views given this volume [The Origin of Species] should shock the religious feelings of any one. It is satisfactory, as showing how transient such impressions are, to remember that the greatest discovery ever made by man, namely, the law of attraction of gravity, was…” quote by Charles Darwin](https://sms4smile.com/quotes/img-quotes/2fd/charles-darwin-507_attraction_i-see-no-good-reason-why-the-views-given_1405084.jpg)
![“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 flaw[s] & holes as sound parts.” quote by Charles Darwin](https://sms4smile.com/quotes/img-quotes/958/charles-darwin-507_bounds_i-am-quite-conscious-that-my-speculation_35382.jpg)
