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

真正的竞争总是在你已经完成的事情和你能够做到的事情之间。你衡量自己，只与自己比较，而不是别人。

"What is a poet? An unhappy person who conceals profound anguish in his heart but whose lips are so formed that as sighs and cries pass over them they sound like beautiful music."

儿童有自我保卫和平和追求完美的内在冲动。