As ever, the horrors Trump embodies implicate more than just his singular odious person. His “habit of abusing power to force his will upon an uncooperative world”—in David Frum’s formulation over the weekend—is hardly a tendency idiosyncratically restricted to our forty-seventh president. It’s a core feature of the office, especially after decades of bipartisan fealty to the all-rationalizing theory of the unitary executive. No matter how crude or clumsy Trump may be in forcing his will upon the world, his grandiose and murderous entitlement is directly continuous with his predecessors’.