You Can't Convince A Believer Of Anything;

Absolute Certainty Will Always Elude Us. We Will Always Be Mired In Error. The Most Each Generation Can Hope For Is To Reduce The Error. . . .

And After We Returned To The Savannahs And Abandoned The Trees, Did We Long For Those Great Graceful Leaps And Ecstatic Moments Of Weightlessness In The Shafts Of Sunlight Of The Forest Roof?

Even Johannes Kepler, Isaac Newton, Charles Darwin, Gregor Mendel, And Albert Einstein Made Serious Mistakes. But The Scientific Enterprise Arranges Things So That Teamwork Prevails: What One Of Us, Even The Most Brilliant Among Us, Misses, Another Of Us, Even Someone Much Less Celebrated And Capable, May Detect And Rectify.

For All I Know We May Be Visited By A Different Extraterrestrial Civilization Every Second Tuesday, But There's No Support For This Appealing Idea. The Extraordinary Claims Are Not Supported By Extraordinary Evidence.

We Are The Universe Experiencing Itself.