The best books are those that make you feel alive.
写作是一种治疗方式;有时我会想,那些不写作、不画画或不作曲的人是怎么应付的。他们在哪里找到解脱?
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.