When one day Rambert told him that he liked waking up at four in the morning and thinking of his beloved Paris, the doctor guessed easily enough, basing this on his own experience, that that was his favorite time for conjuring up pictures of the woman from whom he now was parted. This was, indeed, the hour when he could feel surest she was wholly his. At four in the morning one is seldom doing anything and, at that hour, even if the night has been a night of betrayal, one is asleep.