In The Long Run, The Aggressive Civilizations

Few Scientists Now Dispute That Today's Soaring Levels Of Carbon Dioxide And Other Gases In The Atmosphere Will Cause Global Temperature Averages To Rise By As Much As Nine Degrees Fahrenheit Sometime After The Year 2000.

And You Are Made Of A Hundred Trillion Cells. We Are, Each Of Us, A Multitude.

Humans Are Very Good At Dreaming, Although You'd Never Know It From Your Television.

What Is Called For Is An Exquisite Balance Between Two Conflicting Needs: The Most Skeptical Scrutiny Of All Hypotheses That Are Served Up To Us And At The Same Time A Great Openness To New Ideas. If You Are Only Skeptical, Then No New Ideas Make It Through To You. On The Other Hand, If You Are Open To The Point Of Gullibility And Have Not An Ounce Of Skeptical Sense In You, Then You Cannot Distinguish Useful Ideas From The Worthless Ones.

Eratosthenes Was The Director Of The Great Library Of Alexandria, The Centre Of Science And Learning In The Ancient World. Aristotle Had Argued That Humanity Was Divided Into Greeks And Everybody Else, Whom He Called Barbarians And That The Greeks Should Keep Themselves Racially Pure. He Thought It Was Fitting For The Greeks To Enslave Other Peoples. But Erathosthenes Criticized Aristotle For His Blind Chauvinism, He Believed There Was Good And Bad In Every Nation.