^16-17 It is obviously not a question of human will or human effort, but of divine mercy. The scripture says to Pharaoh: ‘Even for this same purpose I have raised you up, that I might show my power in you, and that my name shall be declared in all the earth’.

¹⁸ It seems plain, then, that God chooses on whom he will have mercy, and whom he will harden in their sin.

^19-20 Of course I can almost hear your retort: “If this is so, and God’s will is irresistible, why does God blame men for what they do?” But the question really is this: “Who are you, a man, to make any such reply to God?” When a craftsman makes anything he doesn’t expect it to turn round and say, ‘Why did you make me like this?’