经济理论提供工具，但现实世界的测试会完善它们。
Economic theory provides the tools, but real-world testing refines them.
You know, I'm not always going to be around to help you...
I don't regret anything because every step brought me here.
当下总是在变，但过去是固定的。
The voice is a gift, but it's also something you have to work on every day.
一个好故事应该让你笑，让你哭，让你等待。
那儿有再次成为好人的路。