"Por Todos Estos Años" by Espinoza Paz is a song dedicated to a long-lasting marriage and the gratitude the singer feels towards his wife for the life they have built together. The lyrics express appreciation for the many years they have spent living together and for the children they have raised, who are now on the brink of adulthood. The singer acknowledges that when he chose his wife to be his spouse, he knew he made the right decision, and he continues to see her as beautiful as ever. The song raises a toast to the years they have been together and the family they have created, recognizing that God has been good to them. The singer wonders how they can repay God for all they owe to him. Despite the signs of aging on their faces, the singer believes that their love is still young and that they are far from the possibility of separating. The song emphasizes the enduring strength of their relationship. Overall, "Por Todos Estos Años" carries a message of gratitude for a long and successful marriage, cherishing the love and family they have created, and recognizing the blessings they have received.