Watching the Democratic presidential debate this week on CNN, I was reminded of the famous line spoken by Obi-Wan Kenobi in "Star Wars" when he approached the Mos Eisley Spaceport with young Luke Skywalker and two droids. "You won't ever find a more wretched hive of scum and villainy," he said. There they were: Hillary Rodham Clinton, Barack Obama, John Edwards, Joe Biden, Chris Dodd, Mike Gravel, Dennis Kucinich and Bill Richardson – clueless, shameless, principle-less, truthless. The contest within this hive of scum and villainy is of modest interest to Americans only because the current occupant of the White...