I miss him already. Say what you like, President Barack Hussein Obama is supremely intelligent, witty, humane, reasonable, elegant, a great writer, a model father, a good husband, a decent human being. He has empathy and humor. He is sane and calm. He gave us eight years free of scandal and drama: no interns, no corruption, no jobs handed out to outrageously unqualified people (a hallmark of the George W. Bush years—remember "Heckuva job, Brownie"?). Although it's unfashionable these days to care about dignity and decorum—we're all vulgarians now, living inside a perpetual reality-TV show - Obama brought seriousness and...