Recursion is the root of computation since it trades description for time.

Running a business requires long-term vision, not just short-term gains.

The architect must be humble before the forces of nature.

未来属于那些相信自己梦想之美的人。

学习数学的最好方法就是去做数学。

It really matters whether people are working on generating clean energy or improving transportation or making the Internet work better and all those things. And small groups of people can have a really huge impact.