Every Christmas, a friend of mine writes a long letter to his wife, reviewing the events of the year and dreaming about the future. He always tells her how much he loves her, and why. He also writes a letter to each of his daughters. His words of love make an unforgettable Christmas present.

We could say that the original Christmas love letter was Jesus, the Word made flesh. John highlights this truth in his gospel: “In the beginning was the Word, and the Word was with God, and the Word was God” (John 1:1). In ancient philosophy, the Greek for Word, logos,…