A Theory In Its Day Helps To

Knowledge Is An Unending Adventure At The Edge Of Uncertainty.

Knowledge Is Not A Loose-leaf Notebook Of Facts. Above All, It Is A Responsibility For The Integrity Of What We Are, Primarily Of What We Are As Ethical Creatures.

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

Nature Has Not Fitted Man To Any Specific Environment.

Progress Is The Exploration Of Our Own Error. Evolution Is A Consolidation Of What Have Always Begun As Errors. And Errors Are Of Two Kinds: Errors That Turn Out To Be True And Errors That Turn Out To Be False (which Are Most Of Them). But They Both Have The Same Character Of Being An Imaginative Speculation. I Say All This Because I Want Very Much To Talk About The Human Side Of Discovery And Progress, And It Seems To Me Terribly Important To Say This In An Age In Which Most Non-scientists Are Feeling A Kind Of Loss Of Nerve.