Luck implies an absolute absence of any principle.

When an archer shoots for enjoyment, he has all his skill; when he shoots for a brass buckle, he gets nervous; when he shoots for a prize of gold, he begins to see two targets.

When I talk about having good hearing, I don't mean just listening, but listening to yourself. When I talk about good eyesight, I don't mean just looking, but looking at yourself.

If we look on heaven and earth as a single crucible, and on the creator as the founder, would there be any place I could not go? When it is time, I will fall asleep, and when the right time comes, I will wake up again.

Words exist because of meaning; once you’ve gotten the meaning, you can forget the words.

By ethical argument and moral principle the greatest crimes are eventually shown to have been necessary, and, in fact, a signal benefit to mankind.

How do I know that loving life is not a delusion? How do I know that in hating death I am not like a man who, having left home in his youth, has forgotten the way back?