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.

因为哲学源于敬畏，哲学家必然以他的方式成为神话和诗寓言的爱好者。

But nothing that can be said can begin to take away the anguish and the pain of these moments. Grief is the price we pay for love.