Try not to smash clipboards on your knee (or the floor) while coaching. It is dangerous: Clipboards can shatter and cut somebody. It would be unfortunate to cut a player (literally) with a jagged edge. If you slash bespoke slacks, you need to order a new suit, irrespective of the condition of the jacket. It displays emotion: Firstly, treat the underlying emotion, then the technical problem. I have smashed a clipboard and it badly disturbed players. Rather than “firing the team up”, it increased their anxiety and decreased execution down the stretch. Players may be nervous about the outcome of …