In a case called King v. Burwell, the Supreme Court will soon decide whether it agrees with two lower courts that President Obama is breaking the law by subjecting 57 million employers and individuals to illegal taxes, and spending the illegal proceeds to hide the cost of HealthCare.gov coverage from 6.5 million enrollees. Today the president delivered a speech designed to cow the Supremes into turning a blind eye to the law. Instead, he offered what for some is the missing piece of the King v. Burwell puzzle. He displayed the very ideological fervor that leads powerful people to break...