The Supreme Court’s decision on Jack Phillips and his Masterpiece Cakeshop is expected in the next two to three weeks. While the outcome could surprise us all, the result both sides of the political spectrum predict is a substantial win for the Left packaged as a favorable verdict for the Right. That is, the court will rule “for” Phillips but against his cause. The reason is pretty simple: Justice Anthony Kennedy is the swing vote, and in the oral arguments last December, his mind seemed made up. Kennedy knows that if Phillips’ speech as a cake artist is protected, then...