The most important skill for an empirical researcher is not math, but judgment.
解释:栋梁不厚实,就不能承受房屋的重量。最重要的莫过于国事,对于栋梁人才来说,最重要的莫过于德行。
I went to the woods because I wanted to live deliberately. I wanted to live deep and suck out all the marrow of life. To put to rout all that was not life. And not, when I had come to die, discover that I had not lived.