OK, let's start getting back in my citations note-book.
This one is from Howard Zinn (Passionate Declarations):
"It is sad to see how, in so many countries, citizens have been led to war by the argument that it is necessary because there are tyrannies abroad, evil rulers, murderous juntas. But to make war is not to destroy the tyrants; it is to kill their subjects, their pawns, their conscripted soldiers, their subjugated civilians [...]
Freedom and justice, which so often have been the excuses for violence, are still our goals. But the means for achieving them must change, because violence, however tempting in the quickness of its action, undermines those goals immediately, and also in the long run. The means for achieving social change must match, morally, the ends."
So, what can we do ? The answer is: non-violent direct action !
"A determined population can not only force a domestic ruler to flee the country, but can make a would-be occupier retreat, by the use of a formidable arsenal of tactics: boycotts and demonstrations, occupations and sit-ins, sit-down strikes and general strikes, obstruction and sabotage, refusal to pay taxes, rent strikes, refusal to cooperate, refusal to obey curfew orders or gag orders, refusal to pay fines, fasts and pray-ins, draft resistance, and civil disobedience of various kinds [...]
Non-violent direct action is inextricably related to democracy. Violence to the point of terrorism is the desperate tactic of tiny groups who are incapable of building a mass base of popular support."