I'm the reason your war won't end.

Mathematics is the art of asking the right questions and then finding their answers.

You have to believe in yourself when no one else does.

模仿是最稳妥的创新。

没有什么比独立和自由更宝贵。

That's exhilarating if you're doing well, and very crushing if you're not. It leads, in the worst cases -- in the analysis of a sociologist like Emil Durkheim -- it leads to increased rates of suicide. There are more suicides in developed, individualistic countries than in any other part of the world. And some of the reason for that is that people take what happens to them extremely personally -- they own their success, but they also own their failure.

The challenge in computer science is not just to solve problems, but to solve them in a way that is both efficient and elegant.