5 references to "proper":
By METHOD AND DISCIPLINE are to be understood the marshaling... ss. 1.10, Chapter 1: Laying Plans
How to make the best of both strong and weak---that is a que... ss. 11.33, Chapter 11: The Nine Situations
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
In every army, the five developments connected with fire mus... ss. 12.12, Chapter 12: The Attack by Fire