Complex sentence: RBSD practitioners believe that overall efficiency and effectiveness for the average person will override any consideration of style, and that priority should be given to those tactics which allow the unarmed individual to safely and efficiently arm themselves as quickly as possible during a confrontation.
Split into simpler sentences: RBSD practitioners believe that overall efficiency and effectiveness for the average person will override any consideration of style. That priority should be given to those tactics which allow the unarmed individual to safely and efficiently arm themselves as quickly as possible during a confrontation.