Sheldon: You'll effectively be paying yor self 5.19 per day
Penny: A day??
Sheldon: There are children in sneaker factories in Indonesia that outearn you

Sheldon: I'm a physicist. I have a working knowledge of the entire universe and everything it contains
Penny: Who's Radiohead?
Sheldon [after twitching for a minute]: I have a working knowledge of the important things

Howard: you know what would bea great idea? We get some girls over here and we play laser obstacle strip chess
Leonard: Believe me howard, any girl who would want to play that, you don't want to see naked
Howard: You underestimate me

Sheldon: You won the Nobel prize, what, three years ago? So you must deal with a whole lot of "what has Smoot done lately?" My thought is we continue my research as team, you know, Cooper-Smoot, alphabetical.. When we win the Nobel Prize, you'll be back on top
Dr. Smoot: With all due respect, Dr Cooper, are you on crack?
Sheldon: Fine, Smoot-Cooper, what a diva

Hi, I'm the small package good things come in

Wolowitz [to Sumemr Glau]

Normally, around women he has the personality of a boiled potato. Put one beer in him, and he has the personality of M. Knight Charmalarmalon

Wolowitz [about Raj]

Leonard: Well, it seems once again you're caught between a rock and a crazy place.
Sheldon: Oh, I hate when that happens.

Wolowitz: Unlike you, I can actually talk to women while I'm sober.
Raj: You fail to take into account that even mute, I am foreign and exotic, while you on the other hand, are frail and pasty.
Wolowitz: Well ... you know the old saying: "Pasty and frail, never fail"

I have eleven hours with her in a confined space. Unless she's willing to jump off a moving train and tuck and roll down the side of a hill, she will eventually succumb to the acquired taste that is Howard Wolowitz

Wolowitz [about Summer Glau]

Wolowitz: Ma, you gotta rent me a tux!
Mrs. Wolowitz: Right now? What kind of sex are you having up there?

Okay. One way to look at this is I'm getting new equipment and you're not, and that's unfair. But a better way to look at this is that I'm getting sex and you're not, and that's delightful!

Wolowitz

Leslie: Isn't it nice when your good fortune makes others miserable?
Wolowitz: You know, most people don't get that!

TBBT Quotes

Oh, Bernadette, please play my clarinet.

Raj's poem

Sheldon: I'll have a diet Coke.
Penny: Can you please order a cocktail? I need to practice mixing drinks.
Sheldon: Fine... I'll have a virgin Cuba Libre.
Penny: That's... rum and Coke without the rum.
Sheldon: Yes, and would you make it diet?