Certainty Ends Inquiry.

We Are All Afraid For Our Confidence, For The Future, For The World. That Is The Nature Of The Human Imagination. Yet Every Man, Every Civilization, Has Gone Forward Because Of Its Engagement With What It Has Set Itself To Do.

No Science Is Immune To The Infection Of Politics And The Corruption Of Power.

All Science Is The Search For Unity In Hidden Likenesses.

Astronomy Is Not The Apex Of Science Or Of Invention. But It Is A Test Of The Cast Of Temperament And Mind That Underlies A Culture.

[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.