I have generally tended to spend too much time trying to plan against negative scenarios. Seems like a good thing, to "be prepared", and all. But if the events aren't very likely, it's a waste of time and attention that could be better spent elsewhere. Perhaps worse, I think it distorts one's view of reality by the availability heuristic, so that the world seems more threatening than it is, so that I ended up not just feeling like the world was worse than it was, but acting on that inaccurate model of the world as well.
I try to remind myself to always estimate the likelihood of the bad thing happening, and if it's small enough, to let it go.
Does the surveillance state affect us? It has affected me, and I didn't realize that it was affecting me until recently. I give a few examples of how it has affected me: