Quickness more than anything else should determine your amount of pressure on the ball.
Only run special plays for special players; find plays that fit your players.
Study people who can teach you how to deal with people.
Recognize and reward players who put the team first, not just the gifted ones.
You have to clean out the pig barn every week because you know your pigs are in there doing their jobs every day.
When I go in for heart surgery, I want a full-time surgeon. I don't want some guy who just does it part-time between rounds of golf. You want a guy who is doing it all the time and is always reading and learning about the most recent techniques.