"The only true voyage of discovery, the only fountain of Eternal Youth, would be not to visit strange lands but to possess other eyes, to behold the universe through the eyes of another, of a hundred others, to behold the hundred universes that each of them beholds."

学习数学的最好方法就是去做数学。

There are two kinds of companies， those that work to try to charge more and those that work to charge less. We will be the second.

我不是神，我只是一个唱歌的家伙。

I don't think you should ever have to apologize for your excitement.