Nature arms each man with some faculty which enables him to do easily some feat impossible to any other, and thus makes him necessary to society. ... Society can never prosper, but must always be bankrupt, until every man does that which he was created to do.
As long as the vision of heaven is always changing, the vision of earth will be exactly the same. No ideal will remain long enough to be realized, or even partly realized. The modern young man will never change his environment; for he will always change his mind.
It does not become America that within her borders, where every man is free to follow the dictates of his conscience, men should raise the cry of church against church. To do that is to strike at the very spirit and heart of America.
In my opinion we learn nothing from history except the infinite variety of men's behaviour. We study it, as we listen to music or read poetry, for pleasure, not for instruction.
We are the product of 4.5 billion years of fortuitous, slow biological evolution. There is no reason to think that the evolutionary process has stopped. Man is a transitional animal. He is not the climax of creation.