We Won't Really Understand The

Scientifically Speaking, A Butterfly Is At Least As Mysterious As A Superstring. When Something Ceases To Be Mysterious It Ceases To Be Of Absorbing Interest To Scientists. Almost All Things Scientists Think And Dream About Are Mysterious.

Computer Models Of The Climate....[are] A Very Dubious Business If You Don't Have Good Inputs.

Of Course, The English Countryside Is Completely Artificial. It Was Naturally A Forest; They Chopped Down The Trees And Made It Into What It Is Now: Really A Beautiful Country.

It's Amazing How Much Progress There's Been In China, And Also India. Those Are The Places That Really Matter - They're Half Of The World's Population. They're The Places Where Things Are Enormously Better Now Than They Were 50 Years Ago. And I Don't See Anything That's Going To Stop That.

For A Physicist Mathematics Is Not Just A Tool By Means Of Which Phenomena Can Be Calculated, It Is The Main Source Of Concepts And Principles By Means Of Which New Theories Can Be Created.