Diana: It's a theory. That's why they call it the Theory Room.
Lily: Are you with me, because I remind you of the other Lily?
Richard: Maybe at first. But now all I see is you.
Diana: Hey, Maia how long have they left you like this?
Maia: A while. I think they all went on their coffee break.
Maia: And then can l go home?
Maia: With you, I don't like being here alone.
Diana: You want to stay with me?
Maia: You don't like being alone either. I can always come back for my checkups. Please.
Diana: Look, Maia, l'm not even sure I'm the kind of person I want to live with. I eat cold pizza for breakfast and
Maia: That sounds all right to me.
Carl: Grace, 15 years ago I proposed to you in this park.
Grace: 15 years ago I was a size 2 and you had your hair down to your shoulders. Things change. From now on, you take the long way around.
Carl: I learned something important tonight. I'm a different man. Those aliens, or whoever took me, they did something. They took me. They changed me. They made me better.
Skouris: So not exactly The Rock, huh?
This is a funny reference to pro-wrestler turned actor Dwayne Johnson.
Richard: This was new when I left. Now it's a... what did you call it?
Lilly: A Golden-Oldie.
The song playing in the background is Nat King Cole's famous song "Mona Lisa."