why are we not live in peace. find faults,but dont see your own,why the world is so much volatile.it can burst

the son dont listen father. the girl dont listen to parents and they take drastic steps even upto sucide in case they are rebuked by the parents. the parents fear to say any thing to the children even if they are on fault , there are numerous cases in which the child has ended the life just in fist of anger.why...why...why...what is the force which are driving towards this thing.the people has got no patience. murderers are taking place on petty things. the world is divided over atom bombs. they donot try to get the peace to the mind of all. all are provocating one another.no one seems to be happy and if one is happy, other one is pulling his legs to keep him unhappy.the countries are quarelling over the petty trade. there are barriers to come to other country.although all are human beings. why all the world is not made a single country, and where there is no bar for anyone to come and go.no checks, no visa, no passport, and will make our world to be a heaven. this is very distant drea