You should study some marital arts.
One of the most easy to learn is the Scottish technique called FA-QUE!
It's mostly just head butting and then kicking people when they're on the ground.
“It appeared that there had even been demonstrations to thank Big Brother for raising the chocolate ration to twenty grams a week. And only yesterday, he reflected, it had been announced that the ration was to be reduced to twenty grams a week. Was it possible that they could swallow that, after only twenty-four hours? Yes, they swallowed it.”
- George Orwell, ‘1984’







