There is a place for quiet diplomacy that relies on genuine engagement to encourage significant behavioral change. But when states behave badly enough for long enough, loud megaphones can also be in order.
应该给依赖于真正的延请和鼓励重大行为变化的静默外交一席之地。但当一国在相当长的时间里一直行为相当不当，也可以应该使用扩音喇叭。