Commentators in major national newspapers in Scotland are aghast. A 100-member youth choir from a Southern Baptist church in Plano, Texas gave a free concert at a shopping center in Edinburgh. The journalists compared this event to Nazi or ISIS propaganda. One asserted: “as a nation we should be stating clearly: bigots are not welcome here.” Scotland is the land of John Knox, the great Scotts reformer (1513–72), and of the young, deeply spiritual Robert Murray McCheyne (1813–43) who declared: “The Christian is a person who makes it easy for others to believe in God.” Now Scotland is a land...