君子勇于改正错误，小人则文过饰非。

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.

"艺术是唯一一种不用离开家就能逃离的方式。"

每个人都是自己的上苍。如果你自己都放弃自己，还有谁会救你？强者自救，圣者渡人。