Quote from Esther Clavin in The Last Angry Mailman
Esther Clavin: Oh, look, there's your favorite hiding place in the closet. Cliff: Yeah, yeah. Esther Clavin: You used to be in there for hours. Cliff: Yeah. Well, that's 'cause you always locked the door on me, Ma. Esther Clavin: Well, look at the result. You're a very polite young man.