I don’t know whether Mitt Romney and Paul Ryan can fix things, but I do know that Barack Obama and Joe Biden won’t even try — and that therefore a vote for Obama is a vote for the certainty of national collapse. Look at Lower Manhattan in the dark, and try to imagine what America might look like after the rest of the planet decides it no longer needs the dollar as global reserve currency. For four years, we have had a president who can spend everything but build nothing. Nothing but debt, dependency, and decay. As I said at the beginning, in different ways the response to Hurricane Sandy and Benghazi exemplify the fundamental unseriousness of the superpower at twilight. Whether or not to get serious is the choice facing the electorate on Tuesday. But let him keep the bomber jacket.