"If you are to be strong, you must know how to be weak."

"Move swift as the Wind and closely-formed as the Wood. Attack like the Fire and be still as the Mountain."

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

"The art of war teaches us to rely not on the likelihood of the enemy's not coming, but on our own readiness to receive him; not on the chance of his not attacking, but rather on the fact that we have …"

"What enables the wise sovereign and the good general to strike and conquer, and achieve things beyond the reach of ordinary men, is foreknowledge."