Rajesh:So in Avatar, they have sex on Pandora by linking their ponytails. So their ponytails...are like their junk.
Wolowitz:Yeah, so?
Rajesh: Well when they ride the horses and birds they link their ponytails, too.
Wolowitz: What's your point?
Rajesh: My point is, if I were a horse or a bird I'd be really nervous around James Cameron.

Howard: The one thing the William Shatner of theoretical physics needed was an ego boost.

Penny: I love where you skip over the part where no one asks.

Sheldon: This alcohol is not working, I still feel dizzy.
Penny: Here, try this one.

Howard: Raj says he can teach you - what do call it? (Raj repeats it to him again.) Uh, I don't know some Indian meditation crap.

Leonard: We think we can help you with your stage fright.
Sheldon: Oh, I doubt that. I haven't figured out a way, and I'm much smarter than all of you.
Penny: Yes, but you're not smarter than all of us put together.
Sheldon: Oh, I'm sorry, that is what I meant.