 And you keep coming back to it, and you keep thinking you've got it, but you can't ever get it. And I wrote this book. It took me 20 years to write this book, just trying to understand it, to finally say what was happening in this book. But I didn't. And to be honest with you, I haven't even taught it in a decade for a variety of reasons, which I'm sure we'll hit upon, but also in part because I couldn't. Mark Twain is just a magnificent, elusive American presence.