If he is, well, take a look around. What a swell guy.
God is not your "Daddy."
When I look at any plant or creature I see His awesome knowledge and abilities, order and design. All of the arrogant scientists in all of the labs of the world put together can't even create one of those.
"In whom we have redemption through his blood, even the forgiveness of sins:...For by him were all things created, that are in heaven, and that are in earth, visible and invisible, whether they be thrones, or dominions, or principalities, or powers: all things were created by him, and for him:"