“Man is not going to wait passively for millions of years before evolution offers him a better brain.”
“you just took on five million years of evolution again”
“A million years of evolution, Eric said bitterly, and what are we? Animals.”
“Women have waited millions of years, growing separate as another species, with visions and priorities no man-words, no man-measurements can comprehend.”
“He means to succeed, and a man who has centuries before him can afford to wait and to go slow.”
“This last chapter .. may have given the impression that somehow man is the ultimate triumph of evolution, that all these millions of years of development have had no purpose other than to put him on earth. There is no scientific evidence whatever to support such a view and no reason to suppose that our stay here will be any more permanent than that of the dinosaur.”