Let's say that during practice, one of your players tends to be very negative. He complains about everything that goes wrong. He's being rude. He sighs into the microphone every time he dies and blames everyone else for losing the match. He's derailing the scrim and throwing his fellow teammates off...

Imagine that you're going to meet a newly formed team for the first time in two hours. You'll be their coach for the upcoming season. You know that first impressions are important because you know that the players are thinking thoughts like "I wonder how good this coach is", "is he friendly? Over-co...