Politically correct tyranny is afoot at the University of Houston. I was recently made aware of a student at the university who was suspended for 50 days by the student government association and ordered to attend diversity training over a reference she made about the Black Lives Matter crowd. (She can still go to class but she can't participate in student government activities.) “#ForgetBlackLivesMatter; more like AllLivesMatter,” wrote Rohini Sethi, the vice president of the school’s student government association. Ms. Sethi wrote those words last month just a few hours after five Dallas police officers were assassinated. Her belief that...