You don't have to pass an IQ test to be in the Senate.
Notes from Wikiquote
Said in response to Maher's statement, "It worries me that people are running my country who think, who believe in a talking snake."
Quote text and notes from Wikiquote: Mark Pryor (page history), available under CC BY-SA 4.0. Source quality and labels are our own summary of what Wikiquote records.