When you're tired and empty

Sometimes there's just nothing left in the tank, you know? Things have been going alright, but now you're just done. I'm not talking about chronic depression, I'm talking about plain old, run-of-the-mill malaise. Maybe you took ill and so you couldn't accomplish anything but now that you're well again you feel stuck. Or there's just too much housework to even know where to begin. Or the kids have trashed the living room and that wine bottle is not quite empty and you know it'll taste good bu...