To build the desirable character traits expected of cadets, they live under an atmosphere of restraint prescribed by rules and regulations. These rules and regulations are all codified into what is known as the Graybook or "cadet bible." The Graybook defines, specifies, and covers all the "do's" and "dont's" of cadet behavior, activities and actuations.
Another equally, if not more important means of developing the character is the Honor System. The system is very special to the cadets, and transcends all aspects of his life in the Academy. It presupposes clean thinking and honest dealing; therefore, deception is neither tolerated nor are undue advantages allowed to be taken by one another.
The following topics should define in a nutshell the life of a cadet in the Philippine Military Academy: