"If, in the midst of difficulties, we are able to seize an advantage, then we shall surely triumph."

"Know the ground, know the weather; your victory will then be complete."

"He who is prudent and lies in wait for an enemy who is not, will be victorious."

"Never venture on a campaign until you have made your preparations in every respect."

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