The Single Most Important Problem Is Our

Eurasia's Main Axis Is East/west, Whereas The Main Axis Of The Americas Is North/south. Eurasia's East/west Axis Meant That Species Domesticated In One Part Of Eurasia Could Easily Spread Thousands Of Miles At The Same Latitude, Encountering The Same Day-length And Climate To Which They Were Already Adapted.

Livestock Adopted In Africa Were Eurasian Species That Came In From The North. Africa's Long Axis, Like That Of The Americas, Is North/south Rather Than East/west. Those Eurasian Domestic Mammals Spread Southward Very Slowly In Africa, Because They Had To Adapt To Different Climate Zones And Different Animal Diseases.

The Past Was Still A Golden Age, Of Ignorance, While The Present Is An Iron Age Of Willful Bliss.

We're Uncomfortable About Considering History As A Science. It's Classified As A Social Science, Which Is Considered Not Quite Scientific.

Besides Justifying The Transfer Of Wealth To Kleptocrats, Institutionalized Religion Brings Two Other Important Benefits To Centralized Societies. First, Shared Ideology Or Religion Helps Solve The Problem Of How Unrelated Individuals Are To Live Together Without Killing Each Other—by Providing Them With A Bond Not Based On Kinship. Second, It Gives People A Motive, Other Than Genetic Self-interest, For Sacrificing Their Lives On Behalf Of Others.