must show his espoused standard to be self-vitiating, explaining that to see even this fact requires working in terms of the Christian’s ultimate standard. Thus Christianity is the only reasonable position to hold—the only outlook which can have an apologetic. That is, we must argue that the non-Christian’s epistemology and corresponding metaphysic not only prevent him from coming to faith in Christ, but they prevent him (if held consistently) from coming to any knowledge whatsoever. Such an argument