"The Meaning of Marriage: Facing the Complexities of Commitment with the Wisdom of God" is a trade paperback book written by Timothy Keller and Kathy Keller. Published in 2013 by Penguin Publishing Group, this book explores themes of family, relationships, religion, and Christian life. With 352 pages, the book offers insights on marriage and long-term relationships, as well as guidance on counseling. It delves into the complexities of commitment and provides wisdom on how to navigate the challenges of marriage with a deeper understanding of God's perspective on love and relationships.