A brand for a company is like a reputation for a person. You earn reputation by trying to do hard things well.

The only thing that can make you great is your own passion.

I'm not bossy. I'm the boss.

There is only one sin, only one. And that is theft. Every other sin is a variation of theft.

无知不是纯真，而是罪恶。

数学的快乐来自创造的行为，而不仅仅是结果。