Recent comments made by Senator Bernie Sanders (I-Vt.) vividly illustrate just how fragile the liberties protected by our federal Constitution really are. And how little respect leftists such as Sanders, and even some others who claim to be “libertarians,” have for private religious opinions. Libertarian presidential candidate Gary Johnson even dismissed religious liberty as just a “black hole.”

Sanders announced after a Senate hearing last Wednesday that he would vote no for the confirmation of Russell Vought as deputy director of the Office of Management and Budget, simply because Vought had written in January 2016 that only persons who believe in Jesus Christ have salvation — a belief shared by 40 percent of…