I was in the investment banking business and taking a holiday in Europe, when World War I broke out. I joined a French mobile field hospital, being able to speak French fluently, and was on the Marne in some fronts from September 1914 until March 1915. I carried stretchers, gave anesthetics, dressed wounds, was an operating room orderly, saw men die of tetanus convulsions, and saw so much of suffering and death that they became just part of the day's work. I also saw extraordinary bravery, coolness under fire, and utter self sacrifice on the part of soldiers, doctors, and nurses.
After that, I made the decision to quit business and return to my old school in New Hampshire, to teach