And having been warned in a dream not to go back to Herod, they returned to their country by another route. When they had gone, an angel of the Lord appeared to Joseph in a dream. Stay there until I tell you, for Herod is going to search for the child to kill him. Life confronts us with many issues upon which we ponder, but there remains a select few we keep coming back to again and again. Issues with which we particularly struggle in attempts to understand and make sense of.
Death is one.
The Christmas story contains all three.