Power is not given to you. You have to take it.

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

Freedom is the right to live as we wish.

古代善于写诗的人，并不自认为是诗人。他们胸中所积累的，高深、广阔、悠远；而偶然通过诗歌表达出来，那么诗歌也因此变得高深、广阔且悠远。

The joy of solving a mathematical problem is unparalleled; it is a moment of pure intellectual triumph.

精神工作导致的疲劳不是因为工作的数量，而是因为工作的质量。