Before you protest that Obama himself sometimes questions his opponents' motives, it's important to realize that when he does so, it's in a narrow way focused on the issue at hand — they really want to cut taxes for the wealthy, they don't think women ought to have access to abortion, they're too eager to start a new war, and so on — to explain their behavior at a particular moment. What he doesn't do, and what he has never done, is accuse them of hating their country. But this is something Republicans have done constantly — not once or twice, not a dozen times or even a hundred, but constantly for seven years.