心理学唯一有效的数据是受过训练的观察者的报告。

没有人可以赋予自己剥夺自己生命或生命的一部分的自由。

释义：强调意识形态斗争的极端重要性。

I don’t need anyone’s permission to be myself.

It is not from the benevolence of the butcher， the brewer， or the baker that we expect our dinner， but from their regard to their own interest.

"Life is a shipwreck, but we must not forget to sing in the lifeboats."

阅读是不动而旅行；写作是旅行而不动。