But the message of Christmas is, in part, that the world as we know it is not all there is. The Baby in the manger will heal all wounds. He is the mortal enemy of the witch-king of Angmar. And his arrival in Bethlehem was not merely a happy story about babies and angels and shepherds. It marked the real-life arrival of the cavalry in the nick of time. The Allies landing on Normandy beach. Gandalf appearing at first light on the fifth day.
The above is from a post of mine which can be found here.