No, he's not dumping on Bush at all. He's feeling much better about himself this year. The 2000 campaign is now finally behind him.
He now supports all of the President's policies and provides the President with moral guidance.
You definitely need rest. :)
I'm not sure if you know this or not, but Bush goes to bed before 10 every night; I seriously doubt he's ever in a position to HEAR what Keyes is saying.