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Only A Very Few Would Allow Creatures Like Us To Exist. Thus Our Presence Selects Out From This Vast Array Only Those Universes That Are Compatible With Our Existence. Although We Are Puny And Insignificant On The Scale Of The Cosmos, This Makes Us In A Sense The Lords Of Creation.

Real Science Can Be Far Stranger Than Science Fiction And Much More Satisfying.

My First Popular Book, 'a Brief History Of Time,' Aroused A Great Deal Of Interest, But Many Found It Difficult To Understand.

A Theory Is A Good Theory If It Satisfies Two Requirements: It Must Accurately Describe A Large Class Of Observations On The Basis Of A Model That Contains Only A Few Arbitrary Elements, And It Must Make Definite Predictions About The Results Of Future Observations.

What Lies North Of The North Pole?