What is meant by the word discipline it is the moral training. what is its importance.the result of this mental training comes out as the good conduct of man who follows the rules prescribed by society or government to which he belongs . A man of discipline follow the rules and regulations on the other hand indiscipline man disobeying the code of conduct prescribed by Organization or government in objectionable way.A whistles in the by class room by any student violates the code of conduct (listening quietly) prescribed by his teacher and therefore, is the guilty of indiscipline.                                                                                                                                                                                                                   Discipline helps in the growth of nation.The strength and weakness of any nation can be easily seen and judged by the presence or absence of discipline in the citizens of nation in the normal life.discipline is the national habit of every great nation.there is great saying that "free people lead discipline life while slaves are wanting in discipline".Discipline is needed most in the hour of crises.Great nation showed calmness even in worst crises like wars and national disasters like British and American nations.In second world war when London was being hourly bombard by Germans but now London is the developed city this is because of discipline of nation.                                                                                                                                                                                                                            Great men of history have suffered untold miseries and hardships for the particular social value .The trend of indiscipline in our students is more then any group of society we must cure it because the students are the future of Pakistan that way Quaid -i- Azam has three principle of life Unity , Faith , Discipline, and they are key of success.