The president’s primary problem as a leader is not that he is impetuous, brash or naive. It’s not that he is inexperienced, crude, an outsider. It is that he is weak and sniveling. It is that he undermines himself almost daily by ignoring traditional norms and forms of American masculinity.

He’s not strong and self-controlled, not cool and tough, not low-key and determined; he’s whiny, weepy and self-pitying. He throws himself, sobbing, on the body politic. He’s a drama queen. It was once said, sarcastically, of George H.W....