I was thinking specifically of the gentleman over there, moving his lips as he enjoys the latest exploits of Betty and Veronica.

Sheldon

Amy Farrah Fowler doesn't believe in wearing costumes. She isn't the free spirit I am.

Sheldon

We're the Justice League of America. There's only one thing we can do - turn around and slowly walk away.

Sheldon

Zack: Where do they keep the Archie comics?
Sheldon: In the bedrooms of ten year old girls were they belong.

Zack: I haven't been to a comic book store in literally a million years.
Sheldon: Literally? Literally a million years?

Zack: I see, you were inferring that i'm stupid.
Sheldon: That's not correct. We were implying it... you then inferred it.

Was the starfish wearing boxer shorts? Because I'm pretty sure you were watching Nickelodeon.

Sheldon

Leonard wake up! You're missing some very excellent superhero quips!

Raj

I obviously have the flu, coupled with sudden on-set Tourette's Syndrome.

Amy

Amy: I have potential for sexual arousal.
Sheldon: A cross we all must bear.

Penny: That's thinking ahead.
Sheldon: The alternative would be to think backwards.. and that's just remembering.

Amy: Sheldon, I am not going through menopause.
Sheldon: Are you sure? You said that with the testy bark of an old bitty.

The Big Bang Theory Season 4 Quotes

You have broad hips and a certain corn-fed vigor. Is your womb available for rental?

Sheldon

At best, it's a modest leap forward from the technology that gave us Country Bear Jamboree.

Sheldon