use reasonable force in self-defense(не превышать степень самообороны, требуемой в конкретной ситуации to defend oneself without excessive use of force)
funky(We unfortunately received an error from YouTube as it connected to your channel, which means that some of your configurations on your channel are a little funky.ART Vancouver)
go beyond reasonable self-defense(обороняясь, сделать то, что запрещается законом to cause more harm to one's attacker than was necessary to subdue him/her)