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.

The only thing necessary for the triumph of evil is for good men to do nothing.

君主是臣子的纲常，父亲是儿子的纲常，丈夫是妻子的纲常。

Failure is just a stepping stone to success. It's not the end, it's just part of the journey.

写作是一种希望的行为，是对文字改变世界力量的信念。