"It is better to be a human being dissatisfied than a pig satisfied; better to be Socrates dissatisfied than a fool satisfied. And if the fool, or the pig, is of a different opinion, it is because they only know their own side of the question. The other party to the comparison knows both sides."
--John Stuart Mill, Utilitarianism
From Brad DeLong's post:
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Here's a juicy put-down, found in Paul Krugman's post:
"He’s a stupid person’s idea of what a smart person sounds like."
--Ezra Klein (about someone called Dick Armey)