我不知道如何做任何事情半途而废。
The only way to do great work is to love what you do.
The art of doing mathematics consists in finding that special case which contains all the germs of generality.
你无法阻止未来,也无法倒回过去,学习秘密的唯一方法就是按下播放键。
They can’t crucify you with your hand in a fist.
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.