What is most alarming (and mortifying to the University of Pennsylvania, from which he graduated) is not that Trump has entered his eighth decade unscathed by even elementary knowledge about the nation’s history. As this column has said before, the problem isn’t that he does not know this or that, or that he does not know that he does not know this or that. Rather, the dangerous thing is that he does not know what it is to know something.
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Americans have placed vast military power at the discretion of this mind, a presidential discretion that is largely immune to restraint by the Madisonian system of institutional checks and balances. So, it is up to the public to quarantine this presidency by insistently communicating to its elected representatives a steady, rational fear of this man whose combination of impulsivity and credulity render him uniquely unfit to take the nation into a military conflict.