我们可以从书店中感受到这些问题所造成的后果，当你像我一样到大型书店里的，自我帮助书籍类。如果你分析现在出版的这些自我帮助类书籍，它们基本上分成两种，第一种告诉你“你做得到！你能成功！没有不可能！”另外一种则教导你如何处理，我们婉转地称呼为“缺乏自信”，或是直接了当地称为“自我感觉极差”。

Hope is a scarce resource in poor communities.

"The most profound truths are often found in the simplest moments."

The best way to learn econometrics is by doing—working with real data and real problems.

成功不在于成为最好的，而在于比昨天的自己更好。

教养良好的人处处和他人过不去，头脑聪明的人处处和自己过不去。

Take one simple thing — almost anything — but take it extremely seriously， as if it was the only thing in the world， or maybe the entire world is in it — and by taking it seriously you’ll light up the sky.