One day you're the leader of Iraq, the next day you're being checked for fleas on Fox News.
David LettermanHoward Dean was endorsed by former Vice President Al Gore and now he is getting advice from Al Gore. And I'm thinking, who better to give advice than the guy who couldn't even get elected with the most votes?
David LettermanYou like science? You enjoy science? Always use it for good, never for evil. Can you promise me that?
David Letterman