成功不在于你拥有多少钱，而在于你影响了多少人的生活。

There are no hard distinctions between what is real and what is unreal, nor between what is true and what is false. A thing is not necessarily either true or false; it can be both true and false.

The most important skill for an economist is the ability to think clearly about trade-offs.

你放弃的那一刻就是你输的那一刻。