In general, any form of exercise, if pursued continuously, will help train us in perseverance. Long-distance running is particularly good training in perseverance. ↗
I soon became convinced... that all the theorizing would be empty brain exercise and therefore a waste of time unless one first ascertained what the population of the universe really consists of. ↗
In France they spend six months training policemen, then they give them a gun and put them on the streets, and I don't know that that's enough. The film's not against the police - although I think that if someone wants to be a cop there's got to be a problem. ↗
I think players tend to get anxious if they've not really done things properly - like eating, resting or training. If you're fully prepared you've got nothing to worry about - it's just a game of football. ↗