The only way to get rid of a temptation is to yield to it.

To make love with a stranger is the best. There is nothing more exciting.

An expert is a person who has made all the mistakes that can be made in a very narrow field.

从你所在的地方开始，用你所拥有的。做出一些成就，永不满足。

数学的美在于它既精确又富有创造性。