How many null sets in a non sequitur?

Q: How many Mormon governors does it take to change a light bulb?
A: It takes a Yale math whiz to point out another phony in politics.

Governor Romney, please at least use pretentious words correctly.

MR. BLITZER: Governor Romney, … [k]nowing everything you know right now, was it a mistake for us to invade Iraq?

MR. ROMNEY: Well, the question is kind of a non sequitur, if you will, and what I mean by that — or a null set.

Romney’s campaign strategy: sound smarter than you actually are…