Penny: Well what happened?
Mary Cooper: The poor boy had a fit. Locked himself in his room and built a sonic death ray.
Leonard: A death ray?
Mary Cooper: Well, that's what he called it. It didn't even slow down the neighbor kids. It pissed our dog off to no end.

Mary Cooper: When your mom gets back, I'm gonna need to apologize for the way I spoke to her.
Penny: Well, come on, she did kinda start it.
Mary Cooper: Doesn't matter. A good Christian would have turned the other cheek. On the other hand, a good Texan would have shot her, so I'll just split the difference.

Mary: He gets his temper from his daddy.
Leonard: Ah!
Mary: He's got my eyes.
Leonard: I see!
Mary: All that science stuff, that comes from Jesus.

Sheldon: Well then why are you doing it?
Mary: Because I'm not perfect, Shelly. And that man's booty is.

Mary: He gets his temper from his daddy.
Leonard: Ah!
Mary: He's got my eyes.
Leonard: I see!
Mary: All that science stuff, that comes from Jesus.

Mary Cooper: You don't hunt, do you?

Mary Cooper: I'm sorry, did I start that sentence with the words, "If it pleases your highness?"