a society is a group of people living in the same territory who r interdependent on each true sense society demmands social ,economical and cultural participation from all its members. welfare of the society means a healthy and wealthy society . Nature of a person helps to shape the development of the society that we choose to  live  in.If our nature is good  and we r responsible citizens we can change the society.It is very important to change ourselves first.For being a well  person we should be physically healthy ;mentally alert as well as well educated .If we r unhealthy we r forced to choose an unhealthy society and vice versa .Our duty is to  help others and make them understand the benefits of a healthy and wealthy society.Citizens r the future of ones own country .A true citizen works his best to increase his ability and help in the progress of his nation.