pet·ti·fog·ger
n.
1.a person (especially a lawyer or politician) who uses unscrupulous or unethical methods [syn: shyster]
2: a disputant who quibbles; someone who raises annoying petty objections [syn: quibbler]
Ex- This is too easy. Just insert your own joke about your favorite congressman.
From:
About me: “'But I don’t want to go among mad people,' Alice remarked. 'Oh, you can’t help that,' said the Cat. 'We’re all mad here. I’m mad. You’re mad.' 'How do you know I’m mad?' said Alice. 'You must be,” said the Cat, 'or you wouldn’t have come here.'” -Lewis Carroll