What difference should doctrine make on our day-to-day Christian life? This book summarizes Christianity in 5 core truthsÑthe Trinity, the Son of God, the Spirit, the church, and heaven and hellÑto show how theology is intended to bring people closer to God. Drawing from writers throughout church historyÑparticularly St. Augustine, Richard Baxter, and C. S. LewisÑthis book summarizes the building blocks of Òpure ChristianityÓ and how they shape minds, hearts, and actions, so readers can know simply and concisely what it means to live for God.