You can‘t reason someone out of a notion that they didn’t reason themselves into. 

We are all prisoners of our own experiences, and it is only through understanding others that we can free ourselves.

心是脆弱的东西，容易破碎，但也有巨大的爱和韧性。

你无法取悦所有人，所以做你自己就好。

如果你想成为最好的，就必须击败最好的。

It has done me good, because of the color of the wheat fields. Go and look again at the roses. You will understand now that yours is unique in all the world。

一个问题如果在计算机上可以快速解决，那么它属于P类问题；如果一个解可以快速验证，那么它属于NP类问题。