Howard Dean had no shortage of anger, to be sure. But what really drove him and his supporters, it turns out, was hatred and disdain. As we saw Monday night in Iowa, disdain doesn't win you elections. Dean regularly showed this unattractive quality with supercilious, flat jokes on the campaign trail. In December, when asked about his comments regarding 9/11 conspiracy theories, Dean dismissed the ruckus by saying it all came from an interview on "fair and balanced Fox News," said with sarcasm and an eyebrow raise. Dean would rail about "taking America back from the Jerry Falwells and Rush...