"There is no way of knowing how the President’s illness will shape the coming weeks. The polls suggest a motivation for the desperation of his rhetoric and his tactics: the last time there was a polling deficit like the one The President is obsessed with menaces—posed by shadowy members of a “deep state,” by “the radical left,” by foreigners of all sorts. But the gravest menace to public health and public order has come from within the White House. So long as Trump holds office, no manner of quarantine will suffice to contain it. "