I think there's a lot of different things that factor into playing good defense, and you just can't say, "All right, if we just hold on to the ball long enough, we're going to play good defense."
Chip KellyThere's a lot [of coaches], and I think in this profession, none of us invented this game, we got it from someone else, and if there's an idea, there's probably never been an original idea in football.
Chip Kelly