It's your body and you're going to have a much better life, you are going to have a quality life, better lifestyle, you're going to be healthier, you're going to be happier, you're going to enjoy the people around you and they're going to enjoy you more.

Coaching career
Retiring after the 1972 season Ditka was immediately hired as an assistant coach by Cowboys' head coach Tom Landry. In addition to playing tight end he also served as the team's punter. I think he understands that.

Michael Keller Ditka Jr. (born October 18 1939) is a former American football NFL player television commentator and coach. Ditka and Tom Flores are the only two people to win an NFL title as a player an assistant coach and a head coach.