It was like when you make a move in chess and just as you take your finger off the piece, you see the mistake you’ve made, and there’s this panic because you don’t know yet the scale of disaster you’ve left yourself open to.

【释义】刀能杀人，人们都知道；笔能杀人，人们却未必都知道。

The man who is fit to work at any particular trade is unable to understand the science of that trade without the kindly help and cooperation of men of a totally different type of education.

关注金字塔底层的企业可以在服务穷人的同时创造盈利业务。

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.