Book I, On the Nature of War, Chapters III-VIII Summary and Analysis

Chapter III describes the idea of military genius. Its essence is the harmonious association of particular powers that Clausewitz analyzes in detail. A high level of civilization is often needed to generate military genius. More than anything, however, courage is required, as is resolution, which is courage extended over many acts. Courage can be both physical and mental and both parts are necessary. Resolution is quite hard to maintain given the danger, physical effort and chance and uncertainty in war. It requires energy, strength of mind and good character. Intelligence cannot be underestimated and it must be intelligence that can function under stressful conditions. Genius requires the presence of sufficient motive to win. Thus military genius is a combination of intelligence and emotion. Presence of...