Fallen at birth with a sin nature from Adam and Eve, we are corrupted and unable to see sin as sin, an offence to God. The fallen conscience is the zone for our thoughts to do battle over what is right and wrong. With or without parents to help us negotiate through the tough terrain of valuing right and wrong we bump along forming our biases and presuppositions.
Regardless of what contributions or lack of inputs the family upbringing had…..