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.
Lisp值得学习，因为当你最终掌握它时，你将获得深刻的启蒙体验；这种体验将使你在余下的日子里成为一个更好的程序员，即使你从未真正大量使用Lisp本身。
将心理过程从其适应背景中孤立出来就是完全误解了它们。
The happiest people don’t have the best of everything; they make the best of everything.
When the last fish is caught, mankind will realize money can't be eaten.
要有继续追逐梦想的勇气。