(To a box of expensive shoes she's about to take back)
Penny: I'm sorry, shoes, but you have to go back.
Shoebox (Penny): But, Penny, we love you.
Penny: I love you, too, but you cost more than my rent.
Shoebox (Penny): But Penny, you look so good in us.
Penny: (To Amy) Damn it, the shoes are right!

Priya: They dressed up in leotards and goggles and called themselves the New Delhi Power Rangers.
Penny: How old were they?
Priya: Not as old as you'd want them to be.

Sheldon: Do you know where the phrase jibber jabber comes from?
Penny: Oh my god, you're about to jibber jabber about "jibber jabber?"

Ooh, these are cute. Of course if I buy them, I'll have to rent my womb out to a gay couple.

Penny: All right, try thinking about this -- Sheldon and Amy had sex.
Raj: Shut your ass.

Today's the day a girl's finally going to touch you in your little special place.

You know, for the first couple of months, whenever I would take off my bra, he would giggle and say 'oh, boy, my breast friends!'

Penny [referring to Leonard]

He was robbed of a bunch of imaginary crap that's useful in a make-believe place.

Penny [referring to Sheldon]

Penny: Not knowing's part of the fun.
Sheldon: Was that the motto of your community college?

Penny: Today I drove to Van Nuys for an audition that I thought was for a cat food commercial. Turned out to be porn.
Sheldon: Did you get the part?

Penny: Ooh I thought I smelled pizza.
Sheldon: That's remarkable. If pepperoni were an explosive substance, you could replace German Shepherds at our nation's airports.

Sheldon: She stiffed you?
Penny: I believe that's what he did to her.

TBBT Quotes

I just gave you my virginity, woman. Cool your jets!

Sheldon

(Singing) Thor and Dr Jones, Thor and Dr. Jones. One plays with lightening, the other plays with bones.

Howard and Raj