The only discipline that lasts is self-discipline.
Winning is only half of it. Having fun is the other half.
How do you win? By getting average players to play good and good players to play great. That's how you win.
You don't know a ladder has splinters until you slide down it.
Two kinds of ballplayers aren't worth a darn: One that never does what he's told, and one who does nothin' except what he's told.