Most men and women need the affection and companionship of each other in adult life. Married persons need a permanently organized association ,with rules and regulations provided by its social structure. If the marriage were not permanent ,a married women would never be sure if she would have a home for herself and her children ; and married man would feel too insecure to work hard and thus ,to maintain his home. People need security of affection and a place to live if they are to develop their capabilities to the full. Children ,too ,need the security of home if they are to grow and develop satisfactorily. Rules and regulations are built around marriage :certain formalities must be obeyed before persons can get married ;the husband and wife have certain rights and duties toward one another ;even when it is allowed ,divorce cannot be secured except in the recognized manner ;and there are regulation about property ,the control of the children ,and other matters.