Short answers, pulled from the story.
Morality functions as a doctrine or system of conduct involving evaluative judgments about agents and actions. It assesses behaviors as moral or immoral while characterizing traits like honesty or cruelty as virtues or vices.
Immanuel Kant introduced the categorical imperative which demands acting only according to maxims one can will as universal laws. This framework requires individuals to act based on principles that could be applied universally without contradiction.
A 2005 study by Gregory S. Paul published in the Journal of Religion and Society found higher rates of belief correlate with higher homicide juvenile mortality STD infection teen pregnancy and abortion in prosperous democracies. Denmark and Sweden described as least religious countries enjoy lowest violent crime rates and corruption levels worldwide.
Sociobiologists believe morality evolved through forces acting on both individual and group levels because pro-social behaviors like empathy and guilt provided survival benefits for early humans. These emotions helped restrict excessive individualism that could undermine group cohesion.
The ventromedial prefrontal cortex activates during explicit making of moral right and wrong judgments. This region handles valuation processes essential for complex decision-making while intuitive reactions activate the temporoparietal junction area.