three o'clock in the morning
He never seemed to get thoroughly warmed , and of us all he was the one who suffered most keenly from the cold . It was all the more surprising , for his appearance was always that of a man in the pink of athletic fitness -- ruddy-faced , clear-eyed , and full of tireless energy . On one occasion we returned from the French front in Serbia to Salonika in a box car lighted only by candles , bitterly cold , and frightfully exhausting . We were seven hours in travelling fifty-five miles , and we arrived at our destination at three o'clock in the morning . Several of the men contracted desperate colds , which clung to them for weeks . Davis was chilled through , and said that of all the cold he had ever experienced that which swept across the Macedonian plain from the Balkan highlands was the most penetrating . Even his heavy clothing could not afford him adequate protection .