At The Extremes It Is Difficult To

Eratosthenes's Only Tools Were Sticks, Eyes, Feet, And Brains; Plus A Zest For Experiment. With Those Tools He Correctly Deduced The Circumference Of The Earth, To High Precision, With An Error Of Only A Few Percent. That's Pretty Good Figuring For 2200 Years Ago.

I Believe Our Future Depends Powerfully On How Well We Understand This Cosmos In Which We Float, Like A Mote Of Dust In The Morning Sky.

Writing Is Perhaps The Greatest Of Human Inventions.

All Of The Books In The World Contain No More Information Than Is Broadcast As Video In A Single Large American City In A Single Year. Not All Bits Have Equal Value.

The Chief Deficiency I See In The Skeptical Movement Is Its Polarization: Us Vs. Them - The Sense That We Have A Monopoly On The Truth; That Those Other People Who Believe In All These Stupid Doctrines Are Morons; That If You're Sensible, You'll Listen To Us; And If Not, To Hell With You. This Is Nonconstructive. It Does Not Get Our Message Across. It Condemns Us To Permanent Minority Status.