The end of man is knowledge, but there is one thing he can't know. He can't know whether knowledge will save him or kill him. He will be killed, all right, but he can't know whether he is killed because of the knowledge which he has got or because of the knowledge which he hasn't got and which if he had it, would save him.
Robert Penn WarrenTo be an American is not...a matter of blood; it is a matter of an idea--and history is the image of that idea.
Robert Penn WarrenAnd what we students of history always learn is that the human being is a very complicated contraption and that they are not good or bad but are good and bad and the good comes out of the bad and the bad out of the good, and the devil take the hindmost.
Robert Penn WarrenA look at the past reminds us of how great is the distance, and how short, over which we have come. The past makes us ask what we have done with us. It makes us ask whether our very achievements are not ironical counterpoint and contrast to our fundamental failures.
Robert Penn Warren