Alfred Hofstadter: I'd like to say something. Beverly, I know that we don't bring out the best in each other. But something wonderful did come from our relationship, that young man right there.
Beverly Hofstadter: I couldn't agree more.
Stuart: (tearing up) That's beautiful.

Raj: Can we take a moment to discuss that I just lied to the government for you?
Howard: Yeah, I would not have done that for you.

Sheldon: Do you think your father's doing unspeakable things to my mother?
Leonard: No.
Sheldon: Are you saying that because the things are unspeakable?
Penny: Your parents are old. Anything unspeakable was finished by 9:30.

Bernadette: Love is patient, but it's not gonna put up with all the side chatter, so let's knock it off!
Howard: At least she's yelling at someone else for a change.
Bernadette: Howard!