Homer: This Isn't Fair! How Can You Tell Who's Sane And Who's Insane?

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Homer: This isn't fair! How can you tell who's sane and who's insane?
Doctor: Well, we have a very simple method.
[stamps his hand, `INSANE']
Whoever has that stamp on his hand is insane.
-- Does that mean he can come back for free? "Stark
Raving Dad"

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