Alvin Plantinga held both a defense and theodicy on his justification of the existence of a god. Plantinga understood that the world is not perfect paradise designed by a god and that there is both moral and natural evil that plagues it. His argument were that evil was actually a part of the said-god's plan and that existence of evil was logically consistent with the existence of a god. However, Plantinga leaves much to interpretation because no one knows for sure what the god's plan is; some believe evil is the product of sin, such as Adam and Eve, while others (such as St. Augustine) see evil as a way for humanity to better appreciate the good in their lives. Both responses hold some validity; but do not answer the full question of a god's
