The Joy Of Discovery Is Certainly The

Our Ideas Are Only Intellectual Instruments Which We Use To Break Into Phenomena; We Must Change Them When They Have Served Their Purpose, As We Change A Blunt Lancet That We Have Used Long Enough.

The Investigator Should Have A Robust Faith - And Yet Not Believe.

Those Who Do Not Know The Torment Of The Unknown Cannot Have The Joy Of Discovery.

We Must Remain, In A Word, In An Intellectual Disposition Which Seems Paradoxical, But Which, In My Opinion, Represents The True Mind Of The Investigator. We Must Have A Robust Faith And Yet Not Believe.

When A Physician Is Called To A Patient, He Should Decide On The Diagnosis, Then The Prognosis, And Then The Treatment. ... Physicians Must Know The Evolution Of The Disease, Its Duration And Gravity In Order To Predict Its Course And Outcome. Here Statistics Intervene To Guide Physicians, By Teaching Them The Proportion Of Mortal Cases, And If Observation Has Also Shown That The Successful And Unsuccessful Cases Can Be Recognized By Certain Signs, Then The Prognosis Is More Certain.