For should the enemy strengthen his van, he will weaken his ... ss. 6.17, Chapter 6: Weak Points and Strong

But if neither time nor place be known, then the left wing w... ss. 6.20, Chapter 6: Weak Points and Strong

should be left with all possible speed and not approached. ss. 9.15, Chapter 9: The Army on the March

yet if they are crossing a river in the same boat and are ca... ss. 11.30, Chapter 11: The Nine Situations