"The most important thing in empirical work is to be clear about the question you are trying to answer."

通过别人的鞋可以了解很多东西，他们从哪儿来，将要到哪儿去。

"We are all in the gutter, but some of us are looking at the stars."

翻译：真正的强者懂得收敛锋芒，看似柔弱的状态实则是蓄力待发，做人不可仅凭表面判断实力。