they stimulate you
you fail :)
you're a tosser.
not enough good ones
you have to be quite all the time
it kinda makes you a bit cocky some times
the more angry you are the more violent you are but you do not listen carefully to the rules
Some enhance performance, and some detract. Your question needs to be more specific.
zac is soo coool and stas sits next too me :)
personality can effect performance in a sport by thinking that they are better then the other players.people could think " oh I'm the best i don't have to worry about anyone else because they suck." that could effect because its a team sport there's no I in team. the other players could dislike you because of that and not let you participate in anymore of there practices or games.
"seasonal". And it doesnt effect sport performance.