between, say, existentialism and Christian faith, there is a virtue to finding the “point of tension” by also finding the point of contact between Christian and non-Christian thought. And recognizing such a continuity may require that we jettison some of our own modern presuppositions. Our Christian faith—and correlatively, our account of apologetics—is tainted by modernism when we fail to appreciate the effects of sin on reason. When this is ignored, we adopt an Enlightenment optimism about the