谁若不能独立,谁就谈不上自由。
"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."
A journey is a person in itself; no two are alike. And all plans, safeguards, policing, and coercion are fruitless. We find after years of struggle that we do not take a trip; a trip takes us.
If somebody offers you an amazing opportunity but you are not sure you can do it, say yes – then learn how to do it later!
The beauty of mathematics is that it is universal.
"Words are, of course, the most powerful drug used by mankind."
我们越了解自己的偏见，就越能利用它们为自己服务。
我们经常看见剧院里的人为剧中招收不幸的人伤心落泪，然而如果他们成为暴君，只会更加残暴的对待敌人。