Defences against Knife attacks, Firstly if at all possible get yourself and anyone else out of the potential danger area.....RUN AWAY.Yes you heard right, run away. This is not a cowards way out, this is sensible. After all your potential assailant could be on drugs or just plain crazy. Nobody needs a dead hero.However if you can't get away or you are cornered, try to talk your way out of the situation, tell the guy what he wants to hear or give him what he wants, if it's a mugging, but only if .