Those who imagine that the world is against them have generally conspired to make it true.

God cannot be solemn, or he would not have blessed man with the incalculable gift of laughter.

Honesty consists of the unwillingness to lie to others; maturity, which is equally hard to attain, consists of the unwillingness to lie to oneself.

You may be sure that when a man begins to call himself a realist he is preparing to do something that he is secretly ashamed of doing.

The truest test of independent judgment is being able to dislike someone who admires us, and to admire someone who dislikes us.

The real danger is not that computers will begin to think like men, but that men will begin to think like computers.

Those obsessed with health are not healthy; the first requisite of good health is a certain calculated carelessness about oneself.