The function of thought is to guide action toward successful outcomes.

The greatest virtue in life is real courage that knows how to face facts and live beyond them.

The essence of mathematics lies in its freedom.

我们并不完美，但我们彼此完美契合。

I think that the best thing that you can do is to be true to yourself and to be honest with yourself.

我们的目标是组织世界上的信息，使其普遍可访问和有用。

The world is my country, all mankind are my brethren, and to do good is my religion.