Degeneracy follows every autocratic system of violence, for violence inevitably attracts moral inferiors. Time has proven that illustrious tyrants are succeeded by scoundrels.
Experience convinces me that permanent good can never be the outcome of untruth & violence. Even if my belief is a fond delusion, it will be admitted that it is a fascinating delusion.
There is nothing wrong with violence in itself. In any particular case, whether violence is good or bad depends on how it is used and the purpose for which it is used.