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Life is about making an impact, not making an income.
学习不是强制性的...生存也不是。
预测未来的最好方法就是创造未来。
The more you know yourself, the more patience you have for what you see in others.
A long habit of not thinking a thing wrong gives it a superficial appearance of being right.
我不是一个完美的人,但我是一个真实的人。
Every mathematical problem has a solution; it's just a matter of finding the right perspective.
The key to success in research is to focus on fundamental problems that have long-term impact.