The temptations of God were always more dangerous for mankind than those of Satan.
A writer's ambition should be to trade a hundred contemporary readers for ten readers in ten years' time and for one reader in a hundred years' time.
Einstein's space is no closer to reality than Van Gogh's sky.
Adolescence is a kind of emotional seasickness. Both are funny, but only in retrospect.
The moment of truth, the sudden emergence of a new insight, is an act of intuition.
No writer or teacher or artist can escape the responsibility of influencing others whether he intends to or not, whether he is conscious of it or not.