Sam: Tell her the worst part.
Norm: Oh, she made us carry this huge, heavy desk.
Sam: No, no. The part... She could go to jail for this.
Norm: Yeah, but, Sammy, that was some heavy desk. What kind of Wood was that made out of?
Cliff: It must have been oak. Yeah, it's one of your heavier grains. Yeah. As any lumberjack will tell you, though, it's not the toughest one to cut through. Doc, what do you think the toughest thing to cut through is?
Frasier: Your unending bull.