I believe in making things that last, both physically and emotionally.
骄傲多半涉及我们对自己的看法,而虚荣则涉及我们希望别人如何看待我们。
The best way to learn econometrics is by doing—working with real data and real problems.
最好的科学往往来自于提出最简单的问题。
I’m not afraid to start over.