And what I noted, since the really big ideas carry 95 percent of the freight, it wasn’t at all that hard for me to pick up all the big ideas and all the big disciplines and make them a standard part of my mental routines. Once you have the ideas, of course, they are no good if you don’t practice. You don’t practice, you lose it.

在我们这个发人深省的时代，最发人深省的是我们仍然没有在思考。

When you attack coal, you attack middle America.