译文：了解人情世故就是一门学问，能应付人情世故就是好文章。赏析：我们要学会洞悉人性，洞察人心，要善于向书本学习，向社会学习，悟透人情世故，处事圆滑，才能走得更远。

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.