So Much Love, Why?

SO MUCH LOVE, WHY?
JOHN 3:16 For God so loved the world, that he gave his only begotten Son, that whosoever believeth in him should not perish, but have everlasting life.
2 CORINTHIANS 5:21 For he hath made him to be sin for us, who knew no sin; that we might be made the righteousness of God in him.
EPHESIANS 2:8-9 8 For by grace are ye saved through faith; and that not of yourselves: it is the gift of God: 9 Not of works, lest any man should boast.
MATTHEW 1:21 And she shall bring forth a son, and thou shalt call his name JESUS: for he shall save his people from their sins.
COLOSSIANS 1:14 In whom we have redemption through his blood, even the forgiveness of sins:
REVELATION 3:20 Behold, I stand at the door, and knock: if any man hear my voice, and open the door, I will come in to him, and will sup with him, and he with me.