Thousands Of Years Ago, Humans Domesticated Every

The Anasazi Did Manage To Construct In Stone The Largest And Tallest Buildings Erected In North America Until The Chicago Steel Girder Skyscrapers Of The 1880s.

Rhino-mounted Bantu Shock Troops Could Have Overthrown The Roman Empire. It Never Happened.

The Rate Of Human Invention Is Faster, And The Rate Of Cultural Loss Is Slower, In Areas Occupied By Many Competing Societies With Many Individuals And In Contact With Societies Elsewhere.

History As Well As Life Itself Is Complicated -- Neither Life Nor History Is An Enterprise For Those Who Seek Simplicity And Consistency.

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.