我不是人，我是人格面具。

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.

The mind is not a mirror of the world, but an instrument for dealing with it.

Rule of 7 in research. You can find out anything if you are willing to go seven levels. If the first source you ask doesn’t know， ask them who you should ask next， and so on down the line. If you are willing to go to the 7th source， you’ll almost always get your answer.

唯一的正义就是遵循灵魂真诚的直觉，无论是愤怒还是温柔。愤怒是正义的，怜悯是正义的，但判断从来都不是正义的。

唯一能战胜厄运的是努力工作。

The less secure a man is, the more likely he is to have extreme prejudice.