Sheldon
Leonard is upstairs right now with my archenemy.
Penny
Your archenemy?
Sheldon
Yes: the Dr. Doom to my Mr. Fantastic, the Dr. Octopus to my Spider-Man, the Dr. Sivana to my Captain Marvel...
Penny
OK, I get it, I get it...
Sheldon
You know, it's amazing how many supervillains have advanced degrees. Graduate schools should do a better job of screening those people out.
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