Amy: Maybe you could make your new field of study the calculation
of nuclear matrix elements.
Sheldon: Oh, please. If I wanted to take up a fad, I'd get a tramp stamp.

What a jackass.

Stephen Hawking

Clogzilla. That's pretty funny. I don't think that's gonna pass.

Sheldon

Bernadette: How's your soup?
Howard: Ah, it's all right. They could've filled the bowl a little more.
Raj: [Laughs}
Howard: Excuse me.
Bernadette: Where are you going?
Howard: I need some fresh air.
Emily: Been there.

All my friends love this story. They call you Clogzilla.

Emily

Penny: Wait. What's wrong with geology?
Sheldon: Let me put this in a way you'll understand, Penny. You remember how you explained to me that the Kardashians aren't real celebrities? Well, geology is the Kardashians of science.

Penny: I gave him a new look. It's cute, huh?
Amy: Yeah, it's cute. That's the problem. I don't need other girls to see him walking around like sex on a stick.
Sheldon: She's right. I'm too hot.

Howard: I hope I get to meet her as soon as possible.
Raj: Why the rush? She isn't going anywhere.
Howard: She is. But I like that attitude.

Sheldon: Am I wasting my life on a theory that can never be proven?
Howard: Maybe. But how great is Game of Thrones?

Raj: I know. Being an astrophysicist right now is like being a rock star.
Howard: Only without the sex.
Raj: Yeah, literally, none of it.

The Big Bang Theory Season 7 Episode 20 Quotes

Sheldon: Am I wasting my life on a theory that can never be proven?
Howard: Maybe. But how great is Game of Thrones?

Raj: I know. Being an astrophysicist right now is like being a rock star.
Howard: Only without the sex.
Raj: Yeah, literally, none of it.