To Confine Our Attention To Terrestrial Matters

Everything That Civilisation Has To Offer Is A Product Of Human Intelligence; We Cannot Predict What We Might Achieve When This Intelligence Is Magnified By The Tools That Ai May Provide, But The Eradication Of War, Disease, And Poverty Would Be High On Anyone's List. Success In Creating Ai Would Be The Biggest Event In Human History. Unfortunately, It Might Also Be The Last.

I Think [contacting An Alien Civilization] Would Be A Disaster. The Extraterrestrials Would Probably Be Far In Advance Of Us. The History Of Advanced Races Meeting More Primitive People On This Planet Is Not Very Happy, And They Were The Same Species. I Think We Should Keep Our Heads Low.

Bodies Like The Earth Are Not Made To Move On Curved Orbits By A Force Called Gravity; Instead, They Follow The Nearest Thing To A Straight Path In A Curved Space, Which Is Called A Geodesic. A Geodesic Is The Shortest (or Longest) Path Between Two Nearby Points.

Thirty Years Ago I Was Diagnosed With Motor Neurone Disease, And Given Two And A Half Years To Live. I Have Always Wondered How They Could Be So Precise About The Half.

There Is No Way That We Can Predict The Weather Six Months Ahead Beyond Giving The Seasonal Average.