 It's a little crazy that I got it, I guess, when I think back at it. Did it help you? And it was very helpful, because the thesis was very helpful. The thesis, when you're doing a thesis, there is no answer. And you go down all these blind alleys, and you have to sort of conclude something from the data you've got. And I did that. And I got out very quickly, and most of my peers who were smarter than I was in the book stuff