Biology Is The Science. Evolution Is The

The Southward Advance Of Native African Farmers With Central African Crops Halted In Natal, Beyond Which Central African Crops Couldn't Grow - With Enormous Consequences For The Recent History Of South Africa.

With The Macarthur Grant, I Realized That People Have High Expectations Of Me, That They Were Placing Me In This Group Of Achievers. I Compared What Id Actually Achieved In My Life With What I Would Like To Achieve And What Other People Have Achieved, And I Found That Comparison Depressing.

African Cavalry Mounted On Rhinos Or Hippos Would Have Made Mincemeat Of European Cavalry Mounted On Horses. But It Couldnt Happen.

History Followed Different Courses For Different Peoples Because Of Differences Among Peoples' Environments, Not Because Of Biological Differences Among Peoples Themselves

Human Societies Vary In Lots Of Independent Factors Affecting Their Openness To Innovation.