我是个完美主义者，我承认这一点。我总是在努力改进。

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.

世界充满了魔法，你只需要相信它。

Every generation imagines itself to be more intelligent than the one that went before it, and wiser than the one that comes after it.