同君一席话，胜读十年书。
同有修养的人交谈，胜过闷头读十年书。
我从不担心行动的危险，我更担心不行动的危险。
在我看来，语言是我们最取之不尽的魔法源泉。
用心不能杂乱，杂乱则心神恍惚不能集中；用心不要劳累，劳累则精神疲倦不能有所收获。
维护程序的最好方法是维护它。
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.
改变行为的唯一方法是通过操纵强化偶然性。
"With a library you are free, not confined by temporary political climates. It is the most democratic of institutions because no one - but no one at all - can tell you what to read and when and how."