成功不是终点，失败也非致命，继续前进的勇气才是关键。

不管你是朋友还是敌人，我还是会做我自己。

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.

农业中最大的风险是根本不冒任何风险。