If ignorant both of your enemy and yourself, you are certain to be in peril – Sun Tzu dhavalvadi 4 years ago If ignorant both of your enemy and yourself you are certain to be in peril Sun Tzu 1 If ignorant both of your enemy and yourself, you are certain to be in peril – Sun Tzu If ignorant both of your enemy and yourself, you are certain to be in peril – Sun Tzu