I think the cause is due to the personal revenge, but that the way it is. If we are the ones we loved and had come across these stories everyone regret. There are a variety of revenge, not to kill.
I think the cause of personal revenge. This method was not If we have the people we love to come to her, every sad. Revenge is not a need to kill each other in various ways.
I think the cause of personal revenge, but the method is not right. If we have love and see that all regret There are many not revenge to kill each other.