They fear an all knowing super being because 99 times out of 100 they believe they'll go to hell if they break one of their made up rules.
Less than 0.5% of the world's population would go to heaven, most likely aborted fetuses only since they literally did nothing to go to hell.
Even then being a bastard child will send you to hell so maybe there is a stuff ton of fetuses in hell too.
God invented death as punishment because we ate the forbidden fruit. You act as though it were a consequence from the fruit itself; that which was the moral knowledge we gained.
If god created Adam and Eve and they repopulated that way then we are all loving related. Not only that we would all be handicaps by now caused by incest for over 100,000 years.