Sheldon: I spoke with Leonard's mother, and she made me feel better.
Leonard: I don't know who you talked to, but that wasn't my mother.

Hey look at that. You've got a Raj, we've got a Stuart, maybe we should take them to the park and let them run around together.

Howard

Penny: It's like that science thing. For every action you have a gigantic and annoying reaction.
Leonard: Just when I thought you couldn't get any hotter...

Sheldon: Well, I think it's very nice that you're helping out our friend.
Leonard: I think it's nice that you're taking whatever medication Amy is clearly giving you.

That would be amazing. I was literally just looking at my moving boxes trying to figure out which one to live in.

Raj

If you like meatloaf, I'm sure you'll like its cousin, bowl of meat.

Howard

So they're both trying to make each other happy, and the end result is that they make each other sad? That's hilarious.

Sheldon

Oh, Double Stuffed Oreos. I remember when I could afford you.

Raj

Leonard: I don't want to take my shirt off at Comic-Con.
Sheldon: If I may speak for Comic-Con, we don't want that either.

If you don't know how to make lasagna, Google does.

Bernadette

Penny: Please, I went to your boring thing last month!
Amy: My aunt's funeral?

Oh, let me guess. You guys are planning your fantasy accounting firms.

Penny

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?