Howard: Oh, my God. An Alf doll. When I was 11 my mother got me one to help me sleep after my dad left. I used to pretend that my dad had moved to the planet Melmac, and Alf was going to bring him back to me. But he never did. Where's my daddy, puppet? Where is he?

Howard: You know, I'm really glad you decided to learn Mandarin.
Sheldon: Why?
Howard: Once you're fluent, you'll have a billion more people to annoy instead of me.

Howard: I invented a game. Want to play?
Leonard: Sure.
Howard: It's called Emily or Cinnamon. I give you actual quotes I've heard Raj say, and you guess if he was talking to his girlfriend or his dog.

Bernadette: Does your mother call you every day at work to see if you had a healthy lunch?
Howard: My mother calls me every day at work to see if I had a healthy bowel movement.

Sheldon: One ring to rule them all.
Rajesh: One ring to find them.
Wolowitz: One ring to bring them all.
Leonard: And in the darkness bind them.
Rajesh: Holy crap are we nerdy!

Leonard: What was that?
Penny: Sheldon tried to steal the ring so I punched him.
Leonard: That's my girl!

Sheldon: So, just to clarify, when you say three, do we stand up or do we pee?