The Catholic understanding of marriage is something that is questioned nowadays by society, in many different ways from several different point of view. Marriage is understood as the lasting union of a man and woman to the exclusion of others pre-exists the state. Therefore the Catholic definition of marriage is true and just, and it should not be altered.
Jesus remains true to us and to His Father 's will even unto death: the couple who gets married in the Catholic Church follows in the footsteps of Christ by promising to remain married to each other until death.
The first is that Jesus ' commitment is free and total. Jesus gives all of Himself at all times; he did not have any preconditions, no escape clauses, and no trial runs as Messiah. As the evangelist Luke tells us that Jesus set his face toward Jerusalem (in other words, Jesus was to do as his Father 's will). Likewise, the couple who gets married in the Catholic Church cannot have any preconditions, escape clauses, or trial marriages. It is part of the baptismal promises that couples refrain from any sexual activity outside of marriage, because the act of sex is to help bond and strengthen the relationship of the couple. Even the Ten Commandments states that a person should not commit adultery, and that a person should not covet his neighbor’s wife. This is particularly true for engaged couples who, because of the physical intimacy of sexual intercourse, may feel united but in reality may still be divided on important issues.
The next is that Jesus ' commitment is life-giving. The reason Jesus came to us, is that we have life and have it abundantly. His resurrection is the proof that he kept his word. The couple who get married in the Catholic Church promise to be open to the gift of new life, if God decides to bless them in this way. This means placing no barriers between you and God 's will - physical, mental, or spiritual. Indeed if a couple is truly united in the love of Jesus Christ,
Bibliography: 5.Personal Opinion