...I believe there exists, & I feel within me, an instinct for the truth, or knowledge or discovery, of something of the… — 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
I am not very skeptical... a good deal of skepticism in a scientific man is advisable to avoid much loss of time,… — Charles Darwin Copy Share Image
I find in the domestic duck that the bones of the wing weigh less and the bones of the leg more, in… — Charles Darwin Copy Share Image
It is mere rubbish thinking, at present, of origin of life; one might as well think of origin of matter. — Charles Darwin Copy Share Image
It is no valid objection that science as yet throws no light on the far higher problem of the essence or origin… — Charles Darwin Copy Share Image
“In the future I see open fields for more important researches. Psychology will be securely based on the foundation already laid by… — Charles Darwin Copy Share Image
We may confidently come to the conclusion, that the forces which slowly and by little starts uplift continents, and that those which… — 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
I am a firm believer, that without speculation there is no good and original observation. — Charles Darwin Copy Share Image
Among the scenes which are deeply impressed on my mind, none exceed in sublimity the primeval [tropical] forests, ... temples filled with… — Charles Darwin Copy Share Image
Your words have come true with a vengeance that I shd [should] be forestalled ... I never saw a more striking coincidence.… — Charles Darwin Copy Share Image
You ask about my opinion on vivisection. I quite agree that it is justifiable for real investigations on physiology; but not for… — Charles Darwin Copy Share Image
It appears to me (whether rightly or wrongly) that direct arguments against Christianity and theism produce hardly any effect on the public;… — Charles Darwin Copy Share Image
A grand and almost untrodden field of inquiry will be opened, on the causes and laws of variation, on correlation of growth,… — Charles Darwin Copy Share Image
Why does man regret, even though he may endeavour to banish any such regret, that he has followed the one natural impulse,… — Charles Darwin Copy Share Image
Our ancestor was an animal which breathed water, had a swim-bladder, a great swimming tail, an imperfect skull & undoubtedly was an… — Charles Darwin Copy Share Image
The voyage of the Beagle has been by far the most important event in my life and has determined my whole career;… — Charles Darwin Copy Share Image
A surprising number [of novels] have been read aloud to me, and I like all if moderately good, and if they do… — Charles Darwin Copy Share Image
It is often said that all the conditions for the first production of a living organism are now present, which could ever… — Charles Darwin Copy Share Image
“The limit of man s knowledge in any subject possesses a high interest which is perhaps increased by its close neighbourhood to… — Charles Darwin Copy Share Image
Freedom of thought is best promoted by the gradual illumination of men’s minds which follows from the advance of science. — Charles Darwin Copy Share Image
“ Humboldt's glorious descriptions are & will for ever be unparalleled: but even he with his dark blue skies & the rare… — Charles Darwin Copy Share Image
In the distant future I see open fields for far more important researches. Psychology will be based on a new foundation, that… — 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