In the long run, the critical question for Democrats may turn out to be not what Party Chairman Howard Dean is doing, but what he isn't doing. The answer to the first question is easy. What he's doing is what he has become know for: shooting from the lip. This is, after all, the man who went from front-runner to also-ran in a matter of weeks, on the strength of a series of mistakes that convinced the most liberal Democratic voters in America that the guy was not ready for primetime. The much-remembered "Dean scream" came after he lost, not...