Define the path. Get all of these really clear, and you've basically solved the problem.

把所有这些搞清楚，你就基本上解决这个问题了。

麻省理工公开课 - 热力学与动力学课程节选

I got a note from him and I'm still trying to figure it all out That's what happens; the system performs very well and then it becomes vulnerable.

我对他的回答做了笔记,我还在尝试把这个问题搞清楚,事情就这样发生了,一个系统本来运行良好，然后就变得很脆弱。

耶鲁公开课 - 金融市场课程节选