如果让我用一句话总结如何改变世界，我会说，努力工作，为那些真正激动人心的事物。
What is the one sentence summary of how you change the world? Always work hard on something uncomfortably exciting!
The elegance of a mathematical proof is in its simplicity and clarity.
找到方法。
Language is not innocent. It carries the weight of history and power.
I have never made but one prayer to God， a very short one: 'O Lord， make my enemies ridiculous.' And God granted it.