http://en.wikipedia.org/wiki/Yip_Man was pretty handy too, and a double handed push away is still one of the main postures for sec forces and poli to defuse a situation. One of my sensei always promoted taking up running as a self defense skill for the ladies classes. Scream rape rape rape rape as loud as you can and run like fuck. then if after 10 mins if they are still chasing you, stop and kill them. otherwise you are fucked.