在人类社会的初期，每个人都是自私自利的。

Government, even in its best state, is but a necessary evil; in its worst state, an intolerable one.

质量不仅仅是缺陷的缺失；它是价值的存在。

Happiness is not about having more, but caring less.

The best thing to hold onto in life is each other.

要理解人类，必先理解我们的起源。

要说服某人相信真理，仅仅陈述它是不够的，它必须被发现。

最好的领导者是那些能够授权他人领导的人。