every single day, when we're up here, for us to be more worried about what some funder says or some talk radio show host says or what some columnist says or what pledge we signed back when we were trying to run or worrying about having a primary fight, for us to be thinking in those terms instead of thinking about those folks is inexcusable. >> joining me now, two-time pulitzer prize winning columnist, nick kristof. thank you for joining us. >> my pleasure. >> what we saw is a brilliantly effective appearance for the president in his reelection campaign, which is, people should remember, underway. not that he was intending it to be that, but he has clearly isolated the republican party now as the party that is more interested in protecting the tax