“His pathologies have rendered him so simple-minded that it takes nothing more than repeating to him the things he says to and about himself dozens of times a day—he’s the smartest, the greatest, the best—to get him to do whatever they want, whether it’s imprisoning children in concentration camps, betraying allies, implementing economy-crushing tax cuts, or degrading every institution that’s contributed to the United States’ rise and the flourishing of liberal democracy.”