The elegance of a mathematical proof often mirrors the efficiency of the algorithm it describes.

The hardest thing in life is to know which bridge to cross and which to burn.

我不是榜样，我只是想做我自己。

写作的过程可以是神奇的。大多数时候，你会盯着电脑屏幕，努力不被互联网分心。但有时，如果你幸运的话，灵感会降临。