If a listener nods his head when you're explaining your program, wake him up.

 对于每一个出现的表象，我们应该提出相等的表象。

I believe in the power of storytelling. I think it's one of the most powerful tools we have to connect with each other.

理解的提高有两个目标：首先，我们自己的知识增长；其次，使我们能够将这些知识传递给他人。