Well, football is a hard game; there's no denying it. It's a game that can bring out the worst in you, at times.
I learned a valuable life lesson that summer. You should find something in life that you really enjoy and seriously consider making that your life's work.
Mainly as sort of blueprints for dealing with most of the adults in their lives, to some extent with their fellows. It is this notion of aiming high and there's always hope, aim low and you might as well stop now.