A sense of humor is part of the art of leadership, of getting along with people, of getting things done.

Heaven goes by favor. If it went by merit, you would stay out and your dog would go in.

Imagination was given to man to compensate him for what he is not; a sense of humor to console him for what he is.

A good joke is the one ultimate and sacred thing which cannot be criticized.

Two things are infinite: the universe and human stupidity; and I'm not sure about the universe.

Noise proves nothing. Often a hen who has merely laid an egg crackles as if she had laid an asteroid.