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Grandpa: Penny, why don’t you write a play about Ism-Mania?
Penny: Ism-Mania?
Grandpa: Yeah, sure, you know, Communism, Faschism, Voodoo-ism, everybody’s got an -ism these days.
Penny: Oh [laughs] I thought it was some kind of itch or something.
Grandpa: Well, it’s just as catching. When things go a little bad nowadays, you go out, get yourself an -ism and you’re in business.