I'll ask you a simple question. If you confront a person that is holding a gun and you tell that person to drop the weapon repeatedly and they conciously refuse to comply, are you going to allow the person to make the the first move and shoot you? Realize that these things happen across the country everyday and the event and decision making is made in a fraction of the time it took me to type the first two sentences. If you don't relate to my example, imagine confronting a stranger in your home