Because you'll be hard pressed to find 2 people alive in your half of the United States who agree on all matters of ethics and morality.
Find me two people in your Book that do that, Sky.
"The wretched world lies now under the tyranny of foolishness; things are believed by Christians of such absurdity as no one ever could aforetime induce the heathen to believe." - Agobard of Lyons, ca. 830 AD