Self-education is, I firmly believe, the only kind of education there is.

我们生活在一个一切都可以出售的世界，包括我们的灵魂。

the only thing we have to fear is fear itself.

One way of looking at speech is to say that it is a constant stratagem to cover nakedness.

被视为行为系统的人类其实相当简单。我们行为表面上的复杂性很大程度上反映了我们所处环境的复杂性。