A Scientific Approach Means Knowing What One

A Scientific Approach Means Knowing What One Knows And What One Doesn't. Absolute Or Complete Knowledge Is Unscientific.

Philosophy Is Tested And Characterised By The Way In Which It Appropriates Its History.

Only Then, Approaching My Fortieth Birthday, I Made Philosophy My Life's Work.

My Own Being Can Be Judged By The Depths I Reach In Making These Historical Origins My Own.

I Began The Study Of Medicine, Impelled By A Desire For Knowledge Of Facts And Of Man. The Resolution To Do Disciplined Work Tied Me To Both Laboratory And Clinic For A Long Time To Come.