That's a very cynical way to live a life, isn't it?
You could throw your hands up and say the world is screwed up so I should start screwing the world, or you could say the world is screwed up so I'm going to choose to try to make things around me a little better while also protecting myself a little bit along the way.
Used mostly in bookkeeping and nucleair monitoring, but very usefull outside it as well.