We evangelicals are nothing if not pragmatic. If we were able to recognize the utility and effectiveness of such arguments, we’d likely to be much more open to natural law theory. But conclusions based on natural law don’t seem to be all that useful in compelling those who are unconvinced. Indeed, not only do they not seem to change the minds of non-believers, they often fail to sway believers. For instance, nominal Catholics, a group that should (at least theoretically) give them a fair hearing, don’t seem to take such arguments all that seriously. Why is that?
We evangelicals, of course, have our own explanation for such arguments are inefficacious. As Al Mohler said after an interview with Robert George: