Earlier this month , Dennis Green blew up at a reporter during his postgame press conference. That'll happen when your team blows a 20 point lead in the fourth quarter. When coaches get angry, it makes for great theater, but why? I suppose on the simplest level it's funny to see somebody melt down. The real reason, I think, is because it gives us a raw glimpse into the mind of a coach, a visible demonstration of the passion that either makes them succeed or keeps them form succeeding.