理论计算机科学中的挑战不仅仅是解决问题，而是理解问题解决的本质。
The challenge in theoretical computer science is not just to solve problems, but to understand the nature of problem-solving itself.
词语之间的沉默有时比词语本身更能说明问题。
We make up horrors to help us cope with the real ones.
The books that the world calls immoral are books that show the world its own shame.
快乐的情感是来源于与不好的事的对比，而快乐本身并没有任何意义。
阅读好书，就如同与过去几个世纪中最杰出的人物交谈。
The more you give, the more you receive.