After Howard Dean last weekend declared Tom DeLay ought to be in jail, a longtime Democratic operative told me the party's national chairman had momentarily ripped off his muzzle but that it soon would be restored. My source erred, however, in believing that Dean ever had been muzzled. It's just that nobody has paid much attention to his rants. Since his election as chairman of the Democratic National Committee on Feb. 12, Dean has studiously avoided most national television exposure. But he has been talking to party gatherings across the country, and his intemperate language at these outings contradicts the...