Robert Novak

Howard Dean is not the first politician to distort facts in his own interests. But many activists in the party he now leads are puzzled over what he thinks he is accomplishing politically. Is it good politics to contend that Iraq was better off under Saddam Hussein than even a flawed Islamic republic?

The historical novelist has to consider what has actually happened, while the SF writer is dealing in possibilities, but they are both in the business of imagining a world unlike our own and yet connected to it.

I think there's really no rhyme or reason as to what keeps a show on air. Surely it's a numbers game, but some of the best shows get canceled, and some shows where you don't totally understand why they're on the air stay on for 15 or 20 years.