In this debt-ceiling fight, I'm having horrible flashbacks to the Republican debacle over health care. Then as now, what could have been a negotiated deal turned into all-out political war. Then as now, Republicans rejected all concessions by the president as pathetically inadequate. Then as now, Republicans refused any concessions of their own, instead demanding that the president yield totally to their way of thinking. Then as now, Republicans convinced themselves that they had the clout to force the president to yield. With health care, Republicans calculated spectacularly wrong. They pursued an all or nothing strategy and got -- nothing....