O come! O come! Emmanuel! And ransom captive Israel; That mourns in lonely exile here, Until the Son of God appear. Advent is a time of mournful waiting. Participants in this season undergo a theatrical embodiment of the struggles of the people of God. In this drama, the Church relives, in a sense, a time in history in which the Messiah had not yet visited his people. We participate in such a drama in order...