Shorter Richard Cohen:
I'm the house liberal at the Washington Post who is on board with the Republican agenda (higher taxes for the middle class and fewer benefits), and I'm so in love with McCain that I consider his policy reversals an example of skillful pandering, yet look askance when Obama shifts positions.
UPDATE: TNR slams
Cohen. (Weird. The URL ends with "/richard-cohen-s-reign-of-terror.aspx", but that's nowhere in the text or title.)