On Sunday my husband and I celebrated forty years of marriage. Although the years have brought ups and downs, even serious problems along the way, God kept us together by his grace. Despite my desire to leave more than once, I didn’t. Through the years God taught me some valuable lessons from my own experiences and my observations of other marriages. Because of its foundational nature, I don’t list personal spiritual growth and dependence on God for grace to give your spouse, but it is the key to implementing the five lessons below.