When people ‘suddenly hear a voice’ that immediately tells them to do or not do something… they often ascribe it to divine causes. While I will not say the cause is not divine, we should recognize that the right hemisphere, which is aware of all sorts of things below conscious awareness… speaks in precisely this way on those rare and crucial occasions when it speaks at all. It also happens to be the hemisphere where peripheral vision is operative… and that’s the sense that’s largely responsible for you surviving your attempts at motion…