If words of command are not clear and distinct, if orders are not thoroughly understood, the general is to blame. But if his orders are clear, and the soldiers nevertheless disobey, then it is the fault of their officers.
Sun TzuIf those who are sent to draw water begin by drinking themselves, the army is suffering from thirst.
Sun TzuIf you know yourself but not the enemy, for every victory gained you will also suffer a defeat.
Sun Tzu