Christmas is the Western World's foremost holiday. It brings out generosity and affection in families and among friends, it fills a great need and delight young and old, and provides the opportunity to take stock and reflect as another year draws to completion. It also is the day we celebrate the nativity of Jesus Christ whose incarnation two thousand years ago has affected mankind and history so profoundly as to be beyond overstatement. What are the many aspects of Christmas which have served and continue to serve both as a Holy Day and a Holiday so universally? In eighty-six potpourri...