The best way to predict the future is to implement it.
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.
Love doesn't happen suddenly. Feelings build up over time, little by little.
成功来自于努力、坚持和一点点运气的结合。