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單靠技術無法解決饑餓問題，必須與公平獲取和教育相結合。

一切人類知識都源于經驗。

"The world is a brutal place. My books reflect that."

Every time you make a choice, you are turning the central part of you into something a little different from what it was before.

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.

Forget about having an identity crisis and get some identity capital.

暴力中沒有長存的希望，只能從絕望中得到暫時的解脫。