 Pig-headed determination. When I heard from your dad, because I got books on tape, when I heard him talking about all his principles, they were so simple and so beautiful, I thought to myself, yes! And I think that's why it's the aha moment for many entrepreneurs when they read Ultimate Sales Machine. But now that you have added a third chapter and kind of updated it, added some things that weren't there 10 years ago in this world...