Sheldon: I suppose there's no choice but to face the crying, angry accusations, and the high pitch wails of despair.
Penny: Yeah and who knows how Amy will react.

But, you two make such a cute couple. Like Bert and Ernie. You guys even teach me stuff about words and numbers.

Penny: Okay. Hang on. Are you saying some day that you and Amy might actually get physical?
Sheldon: It's a possibility.

You ever going to sleep with Amy?

Bernadette: Well, what if Hulk picked up Thor while Thor is holding the hammer.
Amy: Yeah?
Bernadette: Then by the transitive property of picking things up Hulk picked up the hammer.
Amy: No. Hulk picked up Thor. Thor picked up the hammer.
Penny: Okay, hang on. If I go to a bar and pick up a guy and he picks up a girl and then we all leave together. Did I pick up the girl?
Amy: Did that ever happen?
Penny: Hey, are we talking about me or are we talking about Thor?

Penny: If Harry Potter's wand can make decisions, why can't Thor's hammer?
Amy: Ok, if you're going to start comparing wands and hammers, I can't even take you seriously.

Penny: Oh, Thor. He's hot.
Stuart: Yeah, he kind of is.

Oh, this is the best. You have booze with breakfast on a Tuesday, you have a problem. You do it on the weekend, you have brunch.

Penny: Damn. You have more make-up than I do. You've got better make-up than I do. Yep, I'm borrowing ing this.
Leonard: Hey, hey, hey. This is my comic con make-up. I love you, but there are some things a man doesn't share with his girlfriend.

Penny: Molecules.
Leonard: Okay. come with me.
Penny: Where are we going?
Leonard: To my bedroom. So, I can take everything off but those glasses. And, maybe the boots.

Leonard: Can I tell you a secret?
Penny: What's that?
Leonard: All these women chasing me, I kinda do feel like Captain Kirk.
Penny: Can I tell you a secret?
Leonard: Sure.
Penny: Keep talking about Captain Kirk and we're all going to stop.
Leonard: Message ... received.

Penny: Is having a real-life girlfriend that has sex with you getting in the way of your board games.
Leonard: A little bit, yeah.

TBBT Quotes

Penny: Hey, Sheldon, did you change your Wi-Fi password again?
Sheldon: Yes, it's "Penny, get your own Wi-Fi." No spaces.

It's very simple. Scissors cuts paper, paper covers rock, rock crushes lizard, lizard poisons Spock, Spock smashes scissors, scissors decapitates lizard, lizard eats paper, paper disproves Spock, Spock vaporizes rock, and, as it always has, rock crushes scissors

Sheldon