So everybody just lets you do it, but you have to decide not to get that burger or maybe not finish the fries. My grandfather used to say moderation. My grandfather was a mathematician beyond anybody. The kid had mental math at 13, and that would have been in 29. But what he was doing was managing his own microeconomics, saying, I ate too much today, so let me eat less tomorrow. I'm already full even though my plate has a little extra on it