The most rewarding part of research is seeing your work translate into real-world impact.

Lisp is worth learning for the profound enlightenment experience you will have when you finally get it; that experience will make you a better programmer for the rest of your days, even if you never actually use Lisp itself a lot.

不敢冒犯别人的人不可能诚实。

我不知道如果我的生活中没有音乐，我会做什么。

困难之中孕育着机遇。

每一天都是一个新的机会。