George C. Marshall's Nobel Prize Speech: Essentials to Peace

...I would like to make special mention of the years of the Pax Romana, which endured through almost all of the first two centuries of the Christian era. I do so because of a personal incident which made a profound impression on me in the spring of 1919. Arriving late at night in Chaumont, the American Headquarters in France, I sought shelter for the night in the house of a group of friends. I found they were temporarily absent; so I selected an unoccupied room and looked about for a book to read as I waited for sleep to come....