 Because warfare must benefit the people of all states involved in a conflict in order to be legitimate, nations must avoid engagements that injure the people of enemy states, and actions which might antagonize a subject populace are severely prohibited.Because it identifies the only justification for warfare as eradicating a government evil, "the Methods" encourages commanders to engage in ceremonial, accusatory formalities before beginning a campaign, and makes it a vital necessity that the army's soldiers understand the virtuous nature of their mission.These policies promote the utilitarian goals of strengthening morale and weakening enemy resistance.