I was in London one night for a meeting. It was pouring rain, and I was late. I rushed through the streets, turned a corner, and then stopped still. Dozens of angels hovered above Regent Street, their giant shimmering wings stretching across the traffic. Made of thousands of pulsing lights, it was the most amazing Christmas display I’d seen. I wasn’t the only one captivated. Hundreds lined the street, gazing up in awe.

Awe is central to the Christmas story. When the angel appeared to Mary explaining she would miraculously conceive (Luke 1:26–38), and to the shepherds announcing Jesus’s birth (2:8–20),…