The Importance of Common Sense in Training

Common sense is the superior rank over doctrine in another thing and this is a comment on training because it becomes very difficult when you think about training people for situations that are unknown. In actuality most most small-scale combat is won or lost months before the battle during training as you prepare that's what wins the battle It's easy to train something people for something that they know is gonna happen but it's a lot more difficult to train someone for something that is unknown how do you do that?