你能给予他人的最伟大的礼物是你的时间和你的声音。
The greatest gift you can give someone is your time and your voice.
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 best way to innovate is to think differently."