Sheldon: Now I think I hear kissing.
Amy: Like you know what kissing sounds like.
Sheldon: There's kissing in Star Trek, smarty-pants.

Sheldon: Amy, there were Chinese food containers ... in the trash can.
Amy: Poor Leonard.

Your husband's weird and his clothes are ridiculous.

Guys are hitting on us and not just to get to Penny.

Excuse me, but I'm a neurobiologist. I think I'm a little more qualified to understand what's not working in your girlfriend's brain!

Raj: Okay, I have a request to make.
Amy: And now he can talk. I want to cut open your brain and see what the heck is going on in there.

Go away Sheldon is nibbling on my ... 14. Yes!

Sheldon: I have not ruled it out.
Amy: Wow. Talk dirty to me.

They think our relationship is a joke. Are we ever going to have an intimate relationship?

Penny: Vegas here we come.
Bernadette: No husbands. No boyfriends. No rules
Amy: No rules. We're not going to get drunk and have a six-way with the Blue Man Group, are we?
Penny: No.
Amy: So there are some rules.
Bernadette: Okay. No husbands. No boyfriends. Some rules.
Amy: Thank you. VEGAS!

Amy: Missed one. Now your wish can't come true.
Sheldon: Lucky for you because I wished you were dead.

Sheldon: You don't know what it's like to feel completely frustrated. To have a-a desire build up within you and be denied any opportunity for release.
Amy: Yeah. Sounds like a drag.

TBBT Quotes

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

Sheldon: Why do you have the Chinese character for "soup" tattooed on your right buttock?
Penny: It's not "soup," it's "courage."
Sheldon: No it isn't. But I suppose it does take courage to demonstrate that kind of commitment to soup.
Penny: How'd you see it? You said you wouldn't look.
Sheldon: Sorry. As I told you, the hero always peeks.