If God was capable of keeping Mary from sin because of the work of redemption of Christ, why doesn’t He do that for the rest of us and save the world a lot of grief?
>> If God was capable of keeping Mary from sin because of the work of redemption of Christ, why doesn’t He do that for the rest of us and save the world a lot of grief? <<
He did create the world sinless. Christ died not only because of our original sin, but because we persist in our sin.