Lily: Okay, Barney! Sit down! Not liking Ewoks is no reason not to date somebody.
Robin: Yeah, I mean, who knows what the rules are, ya know? I mean, you're dating a girl who doesn't like Ewoks, I'm dating my former therapist.
All: Oh! Ew!
Marshall: We are gentlemen of Harvard!
Robin: It's not a big deal!
Ted: Robin, if you asked a hundred people, "Who's the worst person you could possibly date?" they'd all say, "Your therapist." Except the ones saying "Barney."
Barney: Hey! Yeah, that tracks.