Four years of football are ...

Four years of football are calculated to breed in the average man more of the ingredients of success in life than almost any academic course he takes.
 Knute Rockne

Quotes from the same author

One man practicing sportsmanship is far better than a hundred teaching it.
 Knute Rockne
There is no need for me continuing unless I'm able to improve.
 Knute Rockne
I don't like to lose, and that isn't so much because it is just a football game, but because defeat means the failure to reach your objective. I don't want a football player who doesn't take defeat to heart, who laughs it off with the thought, "Oh, well, there's another Saturday." The trouble in American life today, in business as well as in sports, is that too many people are afraid of competition. The result is that in some circles people have come to sneer at success if it costs hard work and training and sacrifice.
 Knute Rockne
I have to get the most energy out of a man and have discovered that it cannot be done if he hates another man. Hate blocks his energy and he isn't up to par until he eliminates it and develops a friendly feeling...(towards all his teammates.)
 Knute Rockne