He even confesses that if no variation on Hume's theory is ultimately defensible...

He even confesses that if no variation on Hume's theory is ultimately defensible, we should be forced to seek a religious explanation to the manner in which values seem to supervene on natural properties. MacIntyre is also interested in the fact/value dichotomy, and he explicitly seeks to refute Hume's approach to the problem, and to refute most other modem theorists as well.

But MacIntyre is not satisfied with the notion that facts are related to values by divine decree; instead he seeks to revive a version of an Aristotelian…