Amy: I think it's more like, uh, like Lord of the Rings, and you're the Fellowship. Uh, someone's got to go to Gondor, someone's got to go to Mordor, someone's got to hold off the demon of shadow and flame.
Leonard: You mean the Balrog?
Amy: I mean my mother.
Sheldon: That is a perfect metaphor, Amy.
Amy: Thank you.
Sheldon: Because it also involves a ring that binds me in servitude forever.
Amy: Aw, he said forever.