Leonard: So don't watch TV. Read a book.
Sheldon: And be a social pariah? Now you know that's not my style.

On Thursdays everybody comes over here and has pizza, or a reasonable facsimile prepared by someone claiming to be Luigi but who sounds suspiciously like Jackie Chan.

Sheldon

We could also stop using the letter M. But I think that idea is isguided and oronic.

Sheldon

Indians making Tex-Mex. Might as well have had the Chinese pizza.

Sheldon

Sheldon: Oh what fun. Like hippies at a love-in.
Leonard: Just sit here.
Sheldon: Right on man, right on.

How wonderful, dinner with some assembly required.

Sheldon

This evening I am the Dark Knight roaming these mean streets alone; a windbreaker for my cape and a stern expression for my cowl.

Sheldon

At one point Raj put on reggae music and his sister took off her shoes. It was like the last days of Caligula.

Sheldon

Penny, I'm sorry you got dragged into this. I know you're devastated that your ex-boyfriend has an exciting new lover with flawless, camel-colored skin.

Amy

Don't be needy, bestie. That's probably part of what chased Leonard away.

Amy

Yo, P-dog.

Amy

She used to be much more fun until Leonard punched her in the heart.

Amy

The Big Bang Theory Season 4 Episode 17 Quotes

Bernadette: Leonard's really one of a kind.
Amy: Saying that while holding a snowflake is a bit heavy-handed don't you think?

I think it's like Beetlejuice. We said his name too many times.

Howard