Howard: See he's not wearing a tie.
Leonard: Well, he's a patent attorney. Maybe his tie is pending.

Are you suggesting a limited liability cooperation? Because I did not LLC that coming.

Sheldon

Is the fetus helping you? Because that's cheating.

Howard

Penny: Sheldon, did you draft the contract?
Sheldon: You bet I did.
Penny [to Amy]: You're gonna make out so hard tonight.

You're more than just my roommate. You're my partner.

Leonard

Bernadette: What kind of cake do you like?
Sheldon: My favorite is chocolate with strawberry frosting, three layers. And if there's writing on it, make sure it's not all caps. I don't want my dessert yelling at me.

Can we please drop this subject and pick a new one? I suggest, how thick can a soup get before it becomes a stew. The answer -- it may surprise you.

Sheldon

Penny: Wait a minute, you mention his birthday and he vanishes?
Leonard: Where's that information been this whole time?

Bernadette: How is that a drunk text?
Amy: He used a period instead of a question mark. He's so wasted!

Leonard: You know what we should do?
Sheldon: All go out and get vasectomies so this doesn't happen to us?

I shouldn't be raising a kid! I don't even eat my own vegetables.

Howard

Leonard: Why, 'oh no'?
Sheldon: Because this changes everything. What about comic book night? What about playing games together? What about our trips to Disneyland? How can we do those things with a child around?!"

TBBT Quotes

Oh, Bernadette, please play my clarinet.

Raj's poem

Sheldon: I'll have a diet Coke.
Penny: Can you please order a cocktail? I need to practice mixing drinks.
Sheldon: Fine... I'll have a virgin Cuba Libre.
Penny: That's... rum and Coke without the rum.
Sheldon: Yes, and would you make it diet?