People Are Like Bicycles. They

God Almighty Does Not Throw Dice.

The Most Beautiful Emotion We Can Experience Is The Mystical. It Is The Power Of All True Art And Science. He To Whom This Emotion Is A Stranger, Who Can No Longer Wonder And Stand Rapt In Awe, Is As Good As Dead. To Know That What Is Impenetrable To Us Really Exists, Manifesting Itself As The Highest Wisdom And The Most Radiant Beauty, Which Our Dull Faculties Can Comprehend Only In Their Most Primitive Forms - This Knowledge, This Feeling, Is At The Center Of True Religiousness. In This Sense, And In This Sense Only, I Belong To The Rank Of Devoutly Religious Men.

Each Makes This Cosmos And Its Construction The Pivot Of His Emotional Life, In Order To Find In This Way Peace And Security Which He Can Not Find In The Narrow Whirlpool Of Personal Experience.

In Conclusion I Wish To Say That In Working At The Problem Here Dealt With I Have Had The Loyal Assistance Of My Friend And Colleague M. Besso, And That I Am Indebted To Him For Several Valuable Suggestions.

By Academic Freedom I Understand The Right To Search For Truth And To Publish And Teach What One Holds To Be True. This Right Also Implies A Duty: One Must Not Conceal Any Part Of What One Has Recognized To Be True.