Well, it certainly has its roots in the pagan tradition of Saturnalia, and the commercialism of much of modern Christmas relates only to the worship of Mammon, but the liturgical tradition we celebrate at this time of year is purely Christian.
Why in the world would I (or any other thinking person) write about this? There are a growing number of Christians who insist on keeping the Old Testament commandments. Not just using the Ten Commandments as exemplars, but in keeping the spirit, if not the letter, of the OT law. That's a great thing to do for orthodox Jews, but for Christians who live under Grace and not the Law?
Why in the world would I (or any other thinking person) write about this? There are a growing number of Christians who insist on keeping the Old Testament commandments. Not just using the Ten Commandments as exemplars, but in keeping the spirit, if not the letter, of the OT law. That's a great thing to do for orthodox Jews, but for Christians who live under Grace and not the Law?