The greatest enemy of knowledge is not ignorance, it is the illusion of knowledge.

The only service a friend can really render is to keep up your courage by holding up to you a mirror in which you can see a noble image of yourself.

我是一个喜欢当第一的人。

我是一个有使命的女人，不达目的绝不停止。

If people did not sometimes do silly things, nothing intelligent would ever get done.

The next generation will solve the problems we can’t.