Think like a man of action, act like a man of thought.
Originality does not consist in saying what no one has ever said before, but in saying exactly what you think of yourself.
I passionately hate the idea of being with it, I think an artist has always to be out of step with his time.
Success is a lousy teacher. It seduces smart people into thinking they can't lose.
There are two ways to slide easily through life: to believe everything or to doubt everything; both ways save us from thinking.
When you can think of yesterday without regret and tomorrow without fear, you are near contentment.
The proposition that the people are the best keepers of their own liberties is not true. They are the worst conceivable, they are no keepers at all; they can neither judge, act, think, or will, as a political body.
Big thinking precedes great achievement.
Sometimes I sit for hours just thinking, wondering what the man upstairs is trying to tell me. Yesterday I reached the conclusion that he was saying, “Get me a slinky.
Mirrors should think longer before they reflect.