A piece I wrote last weekend on Christian businesses prompted a snarling response from a reader who clearly was no follower of the Son of God. “Hail Satan!” it closed. I thought nothing of the comment, chalking it up to the hostility Christians sometimes face from non-believers. That is, until I saw the news reports of the horrific shootings today at a suburban Denver movie theater. The suspected triggerman, 24-year-old James Holmes, will be described variously as “troubled” or “unstable” or “detached from reality.” But I am convinced that the young killer was operating under satanic influence. Of course, to...