In every era and every culture, human beings have made music. Moreover, in most cultures---certainly through most of Christian history-music has played an important role in worship and religious ritual. But why should music of all things, be a universal feature of human culture? And why should this particular activity be so regularly paired with religion? Theologians and philosophers have proposed one answer or another to these questions. In the first part of the thesis, we consider Schleiermacher's Christmas Eve dialogue. I conclude that the dialogue suggests a deep affinity between religion and music, because (1) both have essentially to do with feeling, not knowing; (2) both involve us at the level of the spontaneous and pre-conceptual, ...