The study of computational complexity is not just about classifying problems; it is about understanding the nature of computation itself.

Writing is about making something seem real, not about making it real.

理论的任务在于用更简单的东西替代待解释的现象，其中包含所发生事件的本质。

"To write is to struggle and to resist; to write is to become; to write is to draw a map of the world that has not yet been explored."

To win Wimbledon is a dream. To win it eight times is something I can’t even describe.