Imagine this, your just leaving a bar after a few drinks with your
friends. Your standing in the parking lot waiting for your cab to pick
you up (because drinking and driving is just plain stupid) when a man
approaches you. He asks to bum a cigarette, but while you’re busy
reaching for the pack he pulls a knife and demands your wallet. You’re
completely unarmed because you’ve been in a bar all evening so if you’re
going to defend yourself you’ll have to improvise. So you….