Ex-president George W. Bush with accustomed candor once shrugged after the end of his eight-year presidency, “People were kind of tired of me.” That ennui happens eventually with most presidents. But in the case of Barack Obama, our modern Phaethon, his fiery crash is coming after 32, not 96, months. We can sense the national weariness with Obama in a variety of strange and unexpected ways. There is the self-pitying anguish of liberal columnists who scapegoat him for turning the public against their own leftwing agenda. The current silence of “moderate” Republicans and conservative op-ed writers who once in near...