What is called an acute knowledge of human nature is mostly nothing but the observer's own weaknesses reflected back from others.

What is called an acute knowledge of human nature is mostly nothing but the observer's own weaknesses reflected back from others.

所谓对人性的敏锐认识，基本上只是观察者自身的弱点在他人身上的反映。

-- Georg Christoph Lichtenberg 利希滕贝格