I Have Nothing Against Investment Banking, But

The Human Brain Has 100 Billion Neurons, Each Neuron Connected To 10 Thousand Other Neurons. Sitting On Your Shoulders Is The Most Complicated Object In The Known Universe.

What Would Happen If History Could Be Rewritten As Casually As Erasing A Blackboard? Our Past Would Be Like The Shifting Sands At The Seashore, Constantly Blown This Way Or That By The Slightest Breeze. History Would Be Constantly Changing Every Time Someone Spun The Dial Of A Time Machine And Blundered His Or Her Way Into The Past. History, As We Know It, Would Be Impossible. It Would Cease To Exist.

I Think A Colony In Space Will Take Much Longer Than Sci Fiction Writers Think. It Costs $10,000 To Put A Pound Of Anything Into Near Earth Orbit. That Is Your Weight In Gold. It Costs About $100,000 A Pound To Put You On The Moon. And It Costs $1,000,000 A Pound To Put You On Mars.

So Often, Science Fiction Helps To Get Young People Interested In Science. That's Why I Don't Mind Talking About Science Fiction. It Has A Real Role To Play: To Seize The Imagination.

Cesium, Iodine From The Chernobyl Reactor Accident Went Around The World Many Times And Everyone On The Earth Has A Piece Of Chernobyl In Their Bodies, But It's Very Tiny - Too Small To Cause Much Damage.