After a year and a half of non-stop from-the-gutter slurs on Sarah Palin, her character and her family, liberals have opened up a new avenue of attack. Not that they intend to abandon their old ways of sliming Sarah. They're just adding a "thoughtful liberal" approach, not unlike the "good cop, bad cop" gambit used by some police departments. Expect to see an increasing number of "thoughtful liberal, deranged liberal" assaults on the former governor of Alaska. Charles M. Madigan -- who describes himself as "liberal leaning" -- demonstrates the "thoughtful liberal" approach with his op-ed in the Sunday edition...