In the case of other remarkable and famous men we (420) know that strange stars have appeared, what some call comets, or meteors, or tails of fire, or similar phenomena that are seen in connection with great unusual events. But what event could be greater or more important for the whole Universe than the spiritual light coming to all (b) men through the Saviour's Advent, bringing to human souls the gift of holiness and true knowledge of God? Wherefore the herald star gave the great sign, telling in symbol that the Christ of God would shine as a great new light on all the world.