" There are a lot of things I can't control. I don't know what's going to happen in the next few days.I don't want what I am going to face, what kind of choices I am going to have to make. I can't predict it. I can't control it. It's too big.' I nodded at my shovel. 'But that, I can predict. I know that if I pick up that shovel and clear the snow from the walkways, it's going to make my neighbors safer and happier.' I glanced at him and shrugged. 'It's worthwhile to me. "

― Jim Butcher , Small Favor (The Dresden Files, #10)