Because the Christian faith moves us long past the trivial and into the deep waters of the real world – the one where we experience guilt and loss and despair, as well as longing and desire; and the one where God is present and working if we would take have “eyes to see, and ears to hear” to quote Jesus.  Living alive to God in the “real world” calls for attentiveness. And that’s what our song is calling for: “Come and behold him, born the king of angels.  O come, let us adore him…”