In other words, despite his breakthrough here, Jonah has not grasped grace as deeply as we might at first think he has. There is still a sense of superiority and self-righteousness that will cause him to explode in anger when God has mercy on those Jonah sees as his inferiors. He sees the literal idols that the pagans worship and doesn’t see the more subtle idols in his own life that keep him from fully grasping that he too, just like the heathen, lives only, equally by God’s grace.
