Commentary “That’s insane!” These days, how often do we say those words? The litany could go on and on. Dr. Seuss is suddenly persona non grata, six of his books removed from publication because they are “racist” and “hateful.” That’s insane! Harry Potter author J.K. Rowling has become a widely reviled personality because she claims that boys are born male and girls, female? That’s insane! Statues of Abraham Lincoln are being torn down and schools named after the Great Emancipator renamed in the cause of fighting racism. That’s insane! Woke educators decry mathematics education focused on getting “the right answer” as an expression of white privilege and patriarchy. Suddenly math is about social justice. That’s insane! No. Actually, it’s not. “Canceling,” as it is called, is a coldly calculated strategy implemented with malice aforethought. The goal isn’t to persuade. Social excommunication, media deplatforming, and the trashing of venerable traditions doesn’t …