I heard the bells on Christmas Day Their old, familiar carols play,      And wild and sweet      The words repeat Of peace on earth, good-will to men!  And thought how, as the day had come, The belfries of all Christendom      Had rolled along      The unbroken song Of peace on earth, good-will to men!  Till, ringing, singing on its way, The world revolved from night to day,      A voice, a chime,      A chant sublime Of peace on earth, good-will to men!  “Hey, this is a song!” I hear it half a dozen times as the eleventh-graders walk into class and pick up today’s reading, Longfellow’s “Christmas Bells.” “‘I heard the bells on Christmas Day,’” the first student reads aloud, then exclaims…