You are absouletyl right, if the Peoples of Pakistan are not one nation, so how can they achieve the Success? One of the My Great teachers Sir Imran Abbasi said that, this Pakistani nation can not bring any revolution because they don't have the Characteristics of those nations which have brought Revolution in the History. After 65 yeears of Independence still we people are thinking about the Cast & communities so this shows that, this nation need much time to be mature like othter Successful nations of the World.