Why didn't God destroy everyone when He flooded the earth, thereby ensuring a complete cleansing of sin. Why throw Satan and his angels out of heaven and leave them to perpetuate sin?
When God cursed Satan in Genesis 3:14, “the Lord God said unto the serpent, because thou hast done this, thou art cursed above all cattle, and above every beast of the field; upon thy belly shalt thou go, and dust shalt thou eat all the days [...]