Fortune Favors The Well-prepared.

Work Usually Follows Will.

Without Theory, Practice Is But Routine Born Of Habit. Theory Alone Can Bring Forth And Develop The Spirit Of Inventions.

Imagination Should Give Wings To Our Thoughts But We Always Need Decisive Experimental Proof, And When The Moment Comes To Draw Conclusions And To Interpret The Gathered Observations, Imagination Must Be Checked And Documented By The Factual Results Of The Experiment.

Preconceived Ideas Are Like Searchlights Which Illumine The Path Of The Experimenter And Serve Him As A Guide To Interrogate Nature. They Become A Danger Only If He Transforms Them Into Fixed Ideas-this Is Why I Should Like To See These Profound Words Inscribed On The Threshold Of All The Temples Of Science: 'the Greatest Derangement Of The Mind Is To Believe In Something Because One Wishes It To Be So.'

I Have The Faith Of A Breton Peasant And By The Time I Die I Hope To Have The Faith Of A Breton Peasant's Wife.