(Ronon walks into the Infirmary with a cut on his arm)
Keller: Another sparring accident?
Ronon: Actually, I slipped in the shower.
Keller: Oh, really?
Ronon: No. Sparring accident.
Keller: This is the third time this week I've had to patch you up. You know, there are a lot of other ways you could spend your free time.
Ronon: (Smiling at Keller) Not as much fun though.