Sheldon [filling out medical form]: When was your last menstrual period?
Penny: Oh! Next question!
Sheldon: I'll put in progress

If I could speak the language of rabbits, they would be amazed and I would be their king... I would be kind to my rabbit subjects... at first.... One day, I hold a great ball for the President of France, but the rabbits don't come. I'm embarrassed so I eat all the lettuce in the world.. and make the rabbits watch.

Raj

Wolowitz: There are two not-unattractive middle school teachers.
Raj: Wonderful. How old are they?
Wolowitz: Fifty, fifty-five.
Raj: Woh, menopause, nature's birth control.

I should have asked for much more than a comic book and a robot.

Sheldon

"Sorry" doesn't make up for the fact that I had to make chicken and rice with this vegan guy! Do you know what vegan chicken and rice is? Rice!

Raj

Leonard, when that woman moved in three years ago, I told you not to talk to her, and now look, we're going to be late to the movies.

Sheldon

But if she dumps you, she'll have a new boyfriend by tomorrow morning, and you'll have a new girlfriend when you figure out how to build one.

Wolowitz

That seems like an awful lot of trouble to go through for intercourse. Don't you have access to women who will do it for money?

Sheldon

Sheldon: Is that what you're wearing to watch football over at Penny's?
Leonard: What's wrong with a football jersey?
Sheldon: Nothing. That, however, appears to be a football cocktail dress.

If you're interested, I also know all about frying meat that isn't chicken as if it were chicken

Sheldon

Wolowitz: Sheldon knows football?
Leonard: Apparently.
Wolowitz: I mean, Quidditch, sure. But football?

Raj: The only thing I've learned in the last two hours is that American men love drinking beer, pee too often, and have trouble getting erections.
Leonard: Focus on the game, not the commercials, Raj.
Raj: I'm just saying, maybe if you people cut back on the beer, you could get out of the bathroom and satisfy your women without pharmaceutical help.

The Big Bang Theory Season 3 Quotes

Wolowitz: Sheldon. You remember the first few weeks; we were looking for magnetic monopoles and not finding anything, and you were acting like an obnoxious, giant dictator?
Raj: I thought we were going to be gentle with him.
Wolowitz: That's why I added the "tator"

Wolowitz [after seeing Penny jump Leonard]: Damnit, I should have gone over and said we were back
Raj: Yeah, it was "first come, first serve."