The Washington Post’s valiant attempt to record every demonstrable lie Trump tells in office stood at 4,229 after 558 days in office. The people who ignore or pretend not to believe this do so because they enjoy being frightened and thrive on anger. It is, in many cases, all they have. In almost all cases, it is the only thing that can rescue them from the realisation that their unhappiness and grievances probably owe more to their political heroes, their own past votes and actions than the existence of a Muslim mayor, a Polish plasterer or a Mexican housemaid.