Penny: I don't want five dollars. I want my dignity.
Amy: So what are we talking about? Ten bucks?

Sheldon: How many Edisons does it take to screw in a light bulb?
Amy: How many?
Sheldon: Who cares he stole the idea and doesn't deserve his own joke.

Amy: Okay, that's enough.
Penny: What? No! I really want to know what happens-- and Bernadette really, really, really wants to know what happens.

Penny reading Amy's book: "Amelia stood before the newly repaired time machine.She regretted giving Cooper the part he needed."
Bernadette: Because she wanted him to give her the part she needed.

Sheldon: I don't want to tell you how to do your job, but when a mouse completes a maze it gets a food pellet.
Amy: It also gets its brain plucked out with tweezers.
Sheldon: And its last meal was a food pellet? You're a monster.

Penny: Oh, I know. We could go horseback riding.
Amy: Actually I can't. My hips don't open wider than 22 degrees. I rode a very thin pony once. On the first bump I just pssshh, popped right off.

Sheldon: Ugh! English pudding. Y-You get yourself all excited for pudding, and here comes a cake with raisins in it. I'm not going.
Amy: You're going.
Sheldon: Why do you hate me?
Amy: I don't hate you. I love you.
Sheldon: Well, you call it love, but it has a lot of raisins in it.

Amy: Wait, She-Hulk's a lawyer?
Howard: Yeah, she works at a law firm in New York.
Sheldon: Yes, but she's the only monster at the firm. Between you, me and the wall,I think she's an affirmative action hire.

Amy: Say, Betsy Ross, what you working on?
Sheldon as Betsy Ross: I have no idea. Because the story of me sewing the first American flag is unsupported poppycock.
Amy: Then who did sew it, hmm?
Sheldon as Betsy Ross: Don't ask me. I'm just a simple seamstress whose descendants are...out to make a quick buck!

Sheldon: Now, I'm sure you're thinking, "The final episode? Who will stand between us and flag ignorance""
Amy: I know I was thinking that. Is this a show on flags or mind reading?
Sheldon: But the truth is I can no longer balance a full-time career, a popular Internet show, and a girlfriend.
Amy: And he really does have one, you jerks on the comment board. So as they say, all good things must come to an end.

Amy: It's not you. Now think, there's a car named after him.
Sheldon: Of course there is. The Mini Cooper, 'cause it's me.
Amy: How about this: he's a poor man's Sheldon Cooper.
Sheldon: Oh, Tesla.

Amy: Sheldon, there's something else I've been wanting to say, but before I do, I just... I want you to know that you don't have to say it back.I know you're not ready, and I don't want you to say it just because social convention dictates...
Sheldon: I love you, too.
Amy: You said it.
Sheldon: There's no denying I have feelings for you that can't be explained in any other way. I briefly considered that I had a brain parasite. But that seems even more far-fetched. The only conclusion was love.

TBBT Quotes

Penny, there's only one cookie with something in the middle that solves life's problems, and that's an Oreo. Or a Nutter Butter, if you're in a pinch.

Sheldon

Penny: Here's a question-- as an alien pretending to be human, are you planning to engage in any post-prom mating rituals with Amy?
Sheldon: There are post-prom mating rituals?
Penny: Not always. Unless your date drives a van with an air mattress, then always.
Sheldon: Well, if it's part of the prom experience, then I'm open to it.
Penny: You're kidding.
Sheldon: I may be an alien, but I have urges.If Amy wants to copulate by firing her eggs into space, well, then, I will happily catch them with the reproductive sac on my upper flermin. I'm not the best at reading facial cues, but I can see that you're a little turned on.