In some ways, one could see it as a ridiculous idea. That systems created and supported by violence could be threatened by peaceful protest. Time and again over history however that is what we have seen. Indeed non-violent movements are often more successful than violent ones. Violence plays the game using the oppressor's own rules, however, when they lose the moral authority to govern in society their days are often numbered. For anyone who wants to understand how society can change or be changed, they lay out in detail the tactics used by the people leading change. We can learn...