Sun Tzu — "The whole secret lies in confusing the enemy, so that he cannot fathom our real …"

"Be subtle, even to the point of formlessness. Be mysterious, even to the point of soundlessness. Thereby you may be the director of the enemy's fate."

"Do not repeat the tactics which have gained you one victory, but let your methods be regulated by the infinite variety of circumstances."

"To not prepare is the greatest of crimes; to be prepared for any eventuality is the greatest of virtues."

"If the mind is willing, the flesh could go on and on without many things."

"If your enemy is secure at all points, be prepared for him. If he is in superior strength, evade him. If your opponent is temperamental, seek to irritate him. Pretend to be weak, that he may grow arro…"