零知识证明是一种证明你知道某事而不透露它是什么的方法。

选择一个简单的理念，矢志不渝地去执行。

物理学上的镜面反射理论，也同样适用于人情世故。爱敬别人的人，同样也会得到别人的爱敬；厌恶别人的人，同样也会遭到别人的厌恶。

A poet must be like a tree, rooted in his native soil, drawing nourishment from it to bear fruit.

自由不仅仅是随心所欲的机会；也不仅仅是在既定选项之间选择的机会。自由首先是制定可用选择的机会，对它们进行辩论——然后，才是选择的机会。

The problem isn't that Johnny can't read. The problem isn't even that Johnny can't think. The problem is that Johnny doesn't know what thinking is; he confuses it with feeling.