Bernadette: When I first met Howard, he seemed so innocent to me, just a sweet little guy who lives with his mother.
Penny: Well, if that's what you like, I'll take you to the comic book store, the place is full of 'em.
Bernadette: Wait a minute. You set me up with Howard. Did you know about all the creepy stuff he was into?
Penny: Well, a little. You hear stuff.

Leonard: What am I supposed to do?
Penny: Err, keep your mouth off other women.

Penny: At one point, they had me figure out how to get a banana out of a puzzle box.
Leonard: Wait, Sheldon gave me a banana in a box. He was testing me, too.
Penny: Unbelievable.
Leonard: And how could a chimp even solve that? That was impossible.
Penny: Really? You couldn't get it out?

Sheldon: Woman, you are playing with forces beyond your ken.
Penny: Yeah, well your Ken can kiss my Barbie.

Barry Kripke: Yes, yes, yes. He's a jolly good fellow. What time do the strippers arrive?

Raj: When I moved to America I was pretty lonely, but when I met Howard my life changed because we could be lonely together.

Wil Wheaton: Oh, Internet. This is so going all over you.