You can remove darkness only with light. If you focus on darkness, you strengthen it. It will fill you up also with darkness. If you wanna remove darkness, only way is to focus on light. One small bulb or an oil lamp is enough to remove darkness. Same way, does not matter how much hatred this world has, only way to remove is to light the bulb of love. If you focus on darkness, you would always think, this world has so much hatred, everyone is so bad and you will straengthen that. If you want this world or anyone to improve, only way is through love. You cannot change anyone through punishment or any negative infliction. A person, devoid of love is full of darkness and same thing he would like to spread around on the contrary a person fuilll of love would always liek to spread love. Children want to do something for their parents, they are giving as they ahve received that love from their parents. A man wants to become better when he knows he wants to be good for the love of his life. he evaluates from the perspective taht his lady should not think bad of him or should think high of him. A tinch of love can change anyone. If you want this world to change or improve, add more love to it, there is no other way. Does not matter how many arguments we can have but if somebody wants to be more giving or loving, that can happen only with the experience of love.