Mary Cooper: Oh, what's going on?
Sheldon: She broke up with me.
Mary Cooper: Oh, Shelly.
Sheldon: Well, I'll be okay. But I think I'd like to send the ring back to you.
Mary Cooper: Let's not be hasty. Are you sure it's over for good?
Sheldon: It's over for me. I'm done with women. Like when I swore off Pop Rocks, they both hurt you on purpose.