在生活的洪流中，没有人是毫无烦恼的。

In times of change, the learners will inherit the earth while the knowers will find themselves beautifully equipped to deal with a world that no longer exists.

没有什么比一个没有什么可失去的人更危险的了。

Productive thinking is characterized by the sudden appearance of the solution as an insight.

I'm not going to compare myself to anybody. I'm going to do the best I can do. I'm going to work as hard as I can work. And I'm going to be the best that I can be.

数学的美在于它能够用一种既精确又普遍的语言来描述宇宙。