Now, as it happens, theology is actually a pitilessly demanding discipline concerning an immense, profoundly sophisticated legacy of hermeneutics, dialectics, and logic; it deals in minute detail with a vast variety of concrete historical data; over the centuries, it has incubated speculative systems of extraordinary rigor and intricacy, many of whose questions and methods continue to inform contemporary philosophy; and it does, when all is said and done, constitute the single intellectual, moral, spiritual, and cultural tradition uniting the classical, medieval, and early modern worlds.