A Theory In Its Day Helps To

The Air In A Man's Lungs 10,000,000,000, 000,000,000,000 Atoms, So That Sooner Or Later Every One Of Us Breathes An Atom That Has Been Breathed Before By Anyone You Can Think Of Who Has Ever Lived - Michelangelo Or George Washington Or Moses.

The Painter's Portrait And The Physicist's Explanation Are Both Rooted In Reality, But They Have Been Changed By The Painter Or The Physicist Into Something More Subtly Imagined Than The Photographic Appearance Of Things.

The Central Opposition Between Magic And Science Is The Opposition Between Power And Knowledge.

Dissent Is The Native Activity Of The Scientist, And It Has Got Him Into A Good Deal Of Trouble In The Last Years. But If That Is Cut Off, What Is Left Will Not Be A Scientist. And I Doubt Whether It Will Be A Man.

By The Worldly Standards Of Public Life, All Scholars In Their Work Are Of Course Oddly Virtuous. They Do Not Make Wild Claims, They Do Not Cheat, They Do Not Try To Persuade At Any Cost, They Appeal Neither To Prejudice Nor To Authority . . .