A couple of weeks ago, I wrote a column about “purity spirals.” That’s what the journalist Gavin Haynes calls the familiar “moral feeding frenzy” that occurs whenever ideology triumphs over truth. The French Revolution provides vivid historical examples, as did Mao’s cultural revolution in the 1960s. Those caught in a purity spiral, I observed, invariably find themselves embarked on an endless search for enemies, “a concerted effort to divide the world between the tiny coterie of the blessed and the madding crowd of the damned. The game, Haynes notes, ‘is always one of purer-than-thou.’”
Read MoreCommentary: The Worship of Power Over Truth
