Homily #131219b ( 15min) Play – Fr. Louis take his key from the Gospel reading on Zachariah’s encounter with the angel to highlight the importance of human cooperation in God’s plan. This is not to say that God needs us but that God wants our participation. At he same time our working with God does not override our humanity but builds upon it, despite our weaknesses. Father points to Mary as the ultimate example of fruitful cooperation.