If I feel I'm not influencing games, not scoring goals or making goals, then that's the time I'd pack it in.
“We must recognize the fact that many Nazis, Marxists and Fascists believe passionately in their fundamental rightness, and allow nothing to hinder them from their goal in the pursuit of their mission.”
“The resolution to avoid an evil is seldom framed till the evil is so far advanced as to make avoidance impossible.”