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.

• Permalink: Let me put this in a way you'll understand, Penny. You remember how you explained to me that...
• Added: April 11, 2014

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.

• Permalink: She's right. I'm too hot.
• Added: April 11, 2014

Sheldon: Quick poll: PS4 or Xbox One? Raj.
Raj: Uh, Xbox One.
Sheldon: Penny.
Penny: Huh?
Sheldon: Leonard.
Leonard: PS4.
Sheldon: Wolowitz.
Howard: Both great.
Sheldon: Bernadette.
Bernadette: I like the Wii.
Sheldon: Thanks, Grandma

• Permalink: Thanks, Grandma
• Added: April 04, 2014

Penny: Okay, look, here, page 58. I oil-wrestle an orangutan
in a bikini.
Leonard: Just to clarify, which one of you is wearing the bikini?
Penny: Both of us.
Leonard: So it's a family film.

• Permalink: So it's a family film.
• Added: April 04, 2014

Penny: Next time I get pulled over for a speeding ticket, here come the waterworks.
Sheldon [running to bathroom]: Here come the waterworks!
Leonard: Aren't you gonna ask?
Penny: What is this, my first day?

• Permalink: What is this, my first day?
• Added: April 04, 2014

Penny: Who's the murderer?
Raj: Any question but that.
Penny: Sorry ... hey, who's not the murderer?

• Permalink: Sorry ... hey, who's not the murderer?
• Added: March 13, 2014

Penny: Are you going to lay on the floor and pretend to be dead all night?
Stuart: What do you think I'd do at home?

• Permalink: What do you think I'd do at home?
• Added: March 13, 2014

Penny: This isn't your car.
Leonard: I know. I thought we'd take yours.

• Permalink: I know. I thought we'd take yours.
• Added: March 06, 2014

Penny: I'm sorry, is the fact that my life's falling apart interfering with your board game?
Sheldon: It is.

• Permalink: It is.
• Added: March 06, 2014

Penny: Okay, I don't think Meryl Streep ever had to say (deep voice): "Must keep gorilla hands from killing again."
Raj: If she did, it would be amazing. That woman can do no wrong.

• Permalink: If she did, it would be amazing. That woman can do no wrong.
• Added: March 06, 2014

Sheldon: No, I've changed. Like the frog who's put in a pot of water that's heated so gradually he doesn't realize he's boiling to death.
Penny: Or you're the frog who's been kissed by a princess and turned into a prince.
Leonard: Or, you're just a tall, annoying frog.

• Permalink: Or, you're just a tall, annoying frog.
• Added: February 27, 2014

Sheldon: I have spent years turning this lump of clay into an acceptable conduit for my will, and then you came along and reshaped him, with your newfangled ideas and your fancy genitals.
Penny: Are you gonna let him talk to me like this?
Leonard: "Fancy" sounds like a compliment.

• Permalink: "Fancy" sounds like a compliment.
• Added: February 27, 2014