While I have frequently pulled from the amusing reportoire of Jon Stewart, Colbert has been neglected, mostly due to a difficutly finding his stuff on YouTube and the complete pain that is the Comedy Central MotherLoad video system. That said, this mockery of Michael Griffin (NASA's Chief Administrator), is too good to be ignored.
Part One: Mission Control
Once again, NASA has shown the right stuff. Other government agencies should follow their lead.
Part Two: Airogance
If mankind hasn't done something before, it can't possibly be worth trying.