Who is responsible for the tragedy of man in the world. why humens beings are not equalliy in the society.?

its my core desire to see that all the humen ( man,women and children) should behaved with same attitude and state of mind. i have determined myself really saying to do it. its no dout am a single man but am conferm that an IDEA CAN LEAD to the world .its my wish 2 creat such a society in which every one should enjoy the life . such an enviroment in which all the humen biengs cooperativley and friendly can live.in which only love ,peace and prosperity grooming.i pray for it. you people must do something for its complition.ok lot thanx to hear me.