Put Another Way, The Chimpanzees' Closest Relative

[t]he Values To Which People Cling Most Stubbornly Under Inappropriate Conditions Are Those Values That Were Previously The Source Of Their Greatest Triumphs.

Throughout History, Adultery Has Had Few Rivals As A Cause Of Murder And Human Misery. The Reason We Tend To Resemble Our Mates Is That Many Of Us Are Looking For Someone Who Reminds Us Of Our Parent Or Sibling Of The Opposite Sex, Who In Turn Resembles Us.

The United States Has Long Thought Of Itself As The Land Of Infinite Plenty, And Historically We Did Have Abundant Resources. But Now We Are Gradually Exhausting Our Fisheries, Our Topsoil, Our Water. On Top Of That, We're Coming To The End Of World Resources.

Bird Taxonomy Is A Difficult Field Because Of The Severe Anatomical Constraints Imposed By Flight. There Are Only So Many Ways To Design A Bird Capable, Say, Of Catching Insects In Mid-air, With The Result That Birds Of Similar Habitats Tend To Have Very Similar Anatomies, Whatever Their Ancestry. For Example, American Vultures Look And Behave Much Like Old World Vultures, But Biologists Have Come To Realize That The Former Are Related To Storks, The Latter To Hawks, And That Their Resemblances Result From Their Common Lifestyle.

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.