当市场下跌时，你轻易的将好东西打折变卖，但是一旦市场向上，再想买回来，难之又难。

The process of doing mathematics is more important than the result.

成功不在于目的地，而在于旅程。

地球上最小的少数群体是个人。那些否认个人权利的人不能声称是少数群体的捍卫者。

It's perhaps easier now than ever before to make a good living. It's perhaps harder than ever before to stay calm, to be free of career anxiety. I want to look now, if I may, at some of the reasons why we might be feeling anxiety about our careers. Why we might be victims of these career crises, as we're weeping softly into our pillows. One of the reasons why we might be suffering is that we are surrounded by snobs.