A Theory In Its Day Helps To

It Is Not The Business Of Science To Inherit The Earth, But To Inherit The Moral Imagination; Because Without That, Man And Beliefs And Science Will Perish Together.

It Is A Mistake To Think Of Creative Activity As Something Unusual

That Series Of Inventions By Which Man From Age To Age Has Remade His Environment Is A Different Kind Of Evolution -- Not Biological, But Cultural Evolution . . . "the Ascent Of Man.

Science Is A Tribute To What We Can Know, Although We Are Fallible.

[john] Dalton Was A Man Of Regular Habits. For Fifty-seven Years He Walked Out Of Manchester Every Day; He Measured The Rainfall, The Temperature-a Singularly Monotonous Enterprise In This Climate. Of All That Mass Of Data, Nothing Whatever Came. But Of The One Searching, Almost Childlike Question About The Weights That Enter The Construction Of These Simple Molecules-out Of That Came Modern Atomic Theory. That Is The Essence Of Science: Ask An Impertinent Question, And You Are On The Way To The Pertinent Answer.