 And he said, you're going to throw 12 pitches. Don't make any mistakes. I mean, it's not that hard. Throw 12 pitches. Don't make a mistake. And then your day's over, and you get to go do it again the next day. Now, as simple as that is, that actually made sense to me. So I'll ask you, Seth, what players did you learn from? I mean, you obviously had the great pitching coach here in St. Louis in Dave Duncan. But what –