This book is a study of the covenant in marriage. It describes its origins established by God in the garden of Eden. The husband and his wife were living in perfect harmony with God and between themselves. Their disobedience toward God broke that harmony: here lies the origin of conflicts in couples throughout the world. This book teaches the man and the woman to discover their potentials as man, husband and father and as woman, wife and mother. The spouses to be and the already married couples will discover their God established rights and responsibilities. They learn what ¿agape¿ love is, witch is different from friendship and sexual attraction. This book helps to meet the challenges of a life shared with a complete stranger and to manage priorities. Therefore, this book is a vade-mecum for an harmonious life in the couple and in the family, where God pours out his blessing, the blessing that makes rich, without painful toil attached to it.