War is not violence and killing, pure and simple; war is controlled violence, for a purpose. The purpose of war is to support your government's decisions by force. The purpose is never to kill the enemy just to be killing him but to make him do what you want him to do. Not killing. . . but controlled and purposeful violence.
The less money and time you have, the more you haveto plan ahead and be careful about your coverage. It's like a gas:it expands or contracts depending on the size of the container.