That will depend on which people we're talking about, when and where. There have been places and times when reforms were badly needed, equality is rarely given , one has to fight for it. But anger must be channelled into political action, that's when it can become a paradoxical struggle, when the end is supposed to justify unethical means. Some left-wing militants are definitely attracted to violence, it's like some kind of extreme sport. But then that's also where they meet their right-wing nationalist counterparts.
