The opportunity does not go hand in hand, so when they come, you’d better hold them.

In the end, we will remember not the words of our enemies, but the silence of our friends.

Science is the knowledge of consequences, and dependence of one fact upon another.

你有没有为将来打算过呢？

检验一个经济学家是否优秀的标准，是看他能否比别人更好地解释过去。

The essence of mathematics is not to make simple things complicated, but to make complicated things simple.

Never underestimate the power of a small, dedicated team to change the world.

市场永远是对的。你的想法不重要，重要的是市场的想法。