Vernon Kellogg (foreword by Theodore Roosevelt) “Headquarters Nights: A Record of Conversations and Experiences at the Headquarters of the German Army in France and Belgium” Atlantic Monthly Press, Boston, 1917.

“WHEN YOUR ARMIES ARE MOVING SWIFTLY AND GLORIOUSLY FORWARD under the banners of sweetness and light, to carry the proper civilization to an improperly educated and improperly thinking world, it is easier to make declarations of what is going to happen, and why it is, than when your armies are struggling for life with their backs to the wall – of a French village they have shot and burned to ruin for a reason that does not seem so good a reason now.”