真正的监狱不是由围墙构成，而是由沉默的舌头和被审查的思想构成。

"The power of words can build bridges or burn them; choose wisely."

力量在于平衡：我们是我们的伤害，正如我们是我们的成功。

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.

I think that the most important thing in life is to be happy and to make other people happy.