Hence the saying: 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.

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.

Know your enemy and know yourself and you can fight a hundred battles without disaster

(1) He will win who knows when to fight and when not to fight. (2) He will win who knows how to handle both superior and inferior forces. (3) He will win whose army is animated by the same spirit throughout all its ranks. (4) He will win who, prepared himself, waits to take the enemy unprepared. (5) He will win who has military capacity and is not interfered with by the sovereign. 18. Hence the saying: 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.

Know the enemy, know yourself and victory is never in doubt, not in a hundred battles.

If you know the enemy and know yourself, you need not fear the result of a hundred battles.

If ignorant both of your enemy and yourself, you are certain to be in peril.

If you know the enemy and know yourself, your victory will not stand in doubt; if you know Heaven and know Earth, you may make your victory complete.

Know thy self, know thy enemy. A thousand battles, a thousand victories.

If you know yourself but not the enemy, for every victory gained you will also suffer a defeat.

Knowing the enemy enables you to take the offensive, knowing yourself enables you to stand on the defensive.

Know your enemy, know his sword.

You win battles by knowing the enemy's timing, and using a timing which the enemy does not expect.

If you have an enemy, then learn and know your enemy, don't just be mad at him or her