Genesis 4:7 If you do what is right, will you not be accepted? But if you do not do what is right, sin is crouching at your door; it desires to have you, but you must rule over it.” God's words to Cain. This is after Cain and Abel each presented offerings to God. God was very pleased with Abel's offering and less so with Cain's. God tells Cain," If you do what is right, will you not be accepted? But if you do not do what is right, sin is crouching at your door; it desires to have you, but you must rule over it.” God says this before Cain killed his brother, Abel. God was talking about the offering but perhaps also about what God knew was coming. God told Cain to do what is right, that sin is crouching at your door, that sin wants him and that Cain must rule over sin. God is warning Cain to beware. To be aware of anger and his jealousy and his penchant for giving enough, but never his best. God warns Cain, then Cain kills Abel. How often do we do the exact s...