I think he believed that violence was not an appropriate solution for resolving the conflict because it can destroy a person will.
Frederick explains that men were beaten for a reason or for no reason which was uncalled for.
"An eye for an eye will only make the whole world blind"~ Gandhi
Gandhi believed the violence was not an appropriate solution because starting war could make the whole world blind by one hit which keeps on going until everyone is dead.Gandhi is explaining violence in quote "make the whole world blind" which meanings one little thing could cause something that won't stop until the effect is ended