Dinos

“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

“If your enemy offers you two targets, strike at a third.”
― Robert Jordan, Crossroads of Twilight

“A wise man gets more use from his enemies than a fool from his friends.”
― Baltasar Gracian, The Art of Worldly Wisdom: A Pocket Oracle

“Victorious warriors win first and then go to war, while defeated warriors go to war first and then seek to win”
― Sun Tzu, The Art of War