Sin increases As men grow in their unregenerate state, sin gains ground subjectively and objectively. The natural subjective desires of the body grow stronger, and objectively the physical organs for the fulfilment of these desires are developing. But those subjective desires ruled by sin become sinful desires, and the organs for the fulfilling of those desires become instruments of sin. He allows them to fulfil the desires of their heart. Then a dominant habit of sinning takes hold of men.
Men become hardened in sin and lose all sense of shame.
Firstly, because, in spite of the depravity of nature, various feelings, fears, forebodings, or what they have been taught or heard in sermons may stir up the nearly extinguished 'celestial fire' within men. These are inbred notions of good and evil, right and wrong, rewards and punishments, coupled with the sense that God can see us, and that he may be willing to help us, if only we did not dread facing him. Variety in God's ways God may begin his work in several ways. Yet in spite of all these, men often take no notice because their minds are still dark. They think they are as good as they can be.