The Art of War by Sun Tzu from Coterie Classics All Coterie Classics have been formatted for ereaders and devices and include a bonus link to the free audio book. "If you know the enemy and know yourself, you need not fear the result of a hundred battles. If you know yourself but not the enemy, for every victory gained you will also suffer a defeat. If you know neither the enemy nor yourself, you will succumb in every battle." ― Sun Tzu, The Art of War The Art of War is a classic text on strategy that is used in business, politics, marketing and more.