You don’t tug on Superman’s cape. You don’t spit into the wind. You don’t pull the mask off that old Lone Ranger. And, as two educators have recently learned, it’s also generally good advice to avoid stomping on Jesus and the American flag in public schools. The Florida Atlantic University instructor who asked students to step on the word “Jesus” has been placed on administrative leave on the same day that the high school teacher in South Carolina who stomped on an American flag in front of his students way back in December finally resigned. The incident in South Carolina...