An officer should never speak ironically or sarcastically to an enlisted man, since the latter does not have a fair chance to answer back. The use of profanity and epithets comes under the same headings. The best argument for a man keeping his temper is that nobody else wants it; and when he voluntary throws it away, he loses a main prop to his own position.
Samuel Lyman Atwood MarshallFundamentally only two great novelties have come out of recent warfare. They are: (1) mechanical vehicles, which relieve the Soldier of equipment hitherto carried by him; (2) air supply, which relieves the vehicle of the road.
Samuel Lyman Atwood MarshallStudies by Medical Corps psychiatrists of combat fatigue cases... found that fear of killing, rather than fear of being killed, was the most common cause of battle failure, and that fear of failure ran a strong second.
Samuel Lyman Atwood Marshall