There is a doctrine whispered in secret that a man is a prisoner who has no right to open the door and run away; this is a great mystery which I do not quite understand.

The best seasoning for food is hunger; for drink, thirst.

Marry a good woman, and be happy the rest of your life. Or, marry a bad, and become a good philosopher

Do not do to others what angers you if done to you by others.

One ought not to return injustice, nor do evil to anybody in the world, no matter what one may have suffered from them.

Do not grieve over someone who changes all of the sudden. It might be that he has given up acting and returned to his true self.

Nobody is qualified to become a statesman who is entirely ignorant of the problem of wheat.