HEAVEN signifies night and day, cold and heat, times and sea... ss. 1.7, Chapter 1: Laying Plans

Indirect tactics, efficiently applied, are inexhaustible as ... ss. 5.6, Chapter 5: Energy

the four seasons make way for each other in turn. ss. 6.34, Chapter 6: Weak Points and Strong

There is a proper season for making attacks with fire, and s... ss. 12.3, Chapter 12: The Attack by Fire

The proper season is when the weather is very dry; the speci... ss. 12.4, Chapter 12: The Attack by Fire