善恶之间的分界线贯穿每个人的内心。

I don't stop when I'm tired. I stop when I'm done.

Lisp值得学习，因为当你最终掌握它时，你将获得深刻的启蒙体验；这种体验将使你在余下的日子里成为一个更好的程序员，即使你从未真正大量使用Lisp本身。

The truth is rarely pure and never simple.

I can never be safe; I always try and go against the grain. As soon as I accomplish one thing, I just set a higher goal. That's how I've gotten to where I am.

活着是世界上最罕见的事，大多数人只是存在而已。

Buying tools: Start by buying the absolute cheapest tools you can find. Upgrade the ones you use a lot. If you wind up using some tool for a job， buy the very best you can afford.

人生は、小さな幸せの積み重ねでできている。