Mother: “My dear, can you stop quarrel with your younger sister?”Son: “Sorry, mummy. I’m afraid you should blamed it to the genetic”Mother: “Young man, we talking about the quarrel, don’t try to skip away the topic”Son: “Not, mummy. I did not skip away from it. You don’t know what is genetic was?”Mother: “Yup, I knowing it better than you are…”Son: “Great, it is because your daughter likes you and I likes father. As people always said, “Like father like son”!”Mother: “So, what is the problem?”Son: “Didn’t you always fight with father at home?”Mother: “……”Note: Although above is only a joke, however is also a frequently happening problem all around us. Think of you children, before you both want to start the fight/quarr...