写作是一种孤独的职业,但孤独是作家的最好朋友。
The most important thing is to be able to think like an economist, to see the world through that lens.
不要弄乱我的圆。(传说在被罗马士兵杀害前的最后一句话)
The true test of a mathematical idea is its ability to inspire further thought.