The problem with being sure that God is on your side is that you can't change your mind because God sure isn't going to change His.
If a movie isn't a hit right out of the gate they drop it. Which means that...
You do have to change things as warfare changes.
Peace is not a relationship of nations. It is a condition of mind brought about by a serenity of soul. Peace is not merely the absence of war. It is also a state of mind. Lasting peace can come only to peaceful people.