Spiritual warfare is the Christian concept of taking a stand against preternatural evil forces. It is based on the belief in evil spirits which are able to intervene in human affairs

We are in the fight of our lives. But standing at the eighteenth hole on a gorgeous spring morning, one might hardly feel in danger. This conflict, however, is very real. Paul lays emphasis on the reality of this struggle, stressing that it is both difficult and dangerous. Will we never seriously put on the whole armor of God if we do not believe that this spiritual battle is real, difficult, and dangerous?