我们唯一需要害怕的就是害怕本身。

I wanted to sell a million records, and I sold a million records. I wanted to go platinum; I went platinum. I've been working nonstop since I was 15. I don't even know how to chill out.

我器重那个见到我做事，不见到我也做事的人。 

学习数学的唯一方法就是做数学。