The evolution of higher and of lower forms of life is as well and as soundly established as the eternal hills. It has long since ceased to be a theory; it is a law of Nature as universal in living things as is the law of gravitation in material things and in the motions of the heavenly spheres. - Henry Fairfield Osborn
No existing form of anthropoid ape is even remotely related to the stock which has given rise to man. - Henry Fairfield Osborn
I am perhaps more proud of having helped to redeem the character of the cave-man than of any other single achievement of mine in the field of anthropology. - Henry Fairfield Osborn