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.

Childhood is fleeting, but the right book can make it last a little longer.

The true beauty of architecture lies in its ability to touch the soul.

一个人要知道自己的位置，就像一个人知道自己的脸面一样，这是最为清醒的自觉。