If we don't know that there is such a person as God, we don't know the first thing (the most important thing) about ourselves, each other and our world. This is because the most important truths about us and them, is that we have been created by the Lord, and utterly depend upon him for our continued existence.
Alvin PlantingaMost of us form estimates of our intelligence, wisdom, and moral fiber that are considerably higher than an objective estimate would warrant; no doubt 90 percent of us think ourselves well above average along these lines.
Alvin PlantingaTo show that there are natural processes that produce religious belief does nothing, so far, to discredit it; perhaps God designed us in such a way that it is by virtue of those processes that we come to have knowledge of him.
Alvin PlantingaThe Christian philosopher has a perfect right to the point of view and prephilosophical assumptions he brings to philosophic work; the fact that these are not widely shared outside the Christian or theistic community is interesting but fundamentally irrelevant.
Alvin PlantingaSuppose we concede that if I had been born of Muslim parents in Morocco rather than Christian parents in Michigan, my beliefs would be quite different. [But] the same goes for the pluralist...If the pluralist had been born in [Morocco] he probably wouldn't be a pluralist. Does it follow that...his pluralist beliefs are produced in him by an unreliable belief-producing process?
Alvin Plantinga