Most armies are in fact run by their sergeants - the officers are there just to give things a bit of tone and prevent warfare becoming a mere lower-class brawl.
Terry PratchettYou have to have really wide reading habits and pay attention to the news and just everything that's going on in the world: you need to. If you get this right, then the writing is a piece of cake.
Terry PratchettAziraphale. The Enemy, of course. But an enemy for six thousand years now, which made him a sort of friend.
Terry Pratchett