Below is an online book discussion of Tim Keller’s The Reason for God, originally posted at ILovePhilosophy.com, followed by some ideas I submitted to Redeemer Modesto’s sermon group. Those ideas turned into an actual sermon series, and links to each sermon are provided.
RFG Intro: Best of Left and Right; Doubting Doubts
RFG 1: There Can’t Be Just One True Religion
RFG 2: How Could a Good God Allow Suffering?
RFG 3: Christianity is a Straightjacket
RFG 4: The Church Is Responsible for So Much Injustice
RFG 5: How Can a Loving God Send People to Hell?
RFG 6: Has Science Disproved Christianity?
RFG 7: You Can’t Take the Bible Literally & Intermission
RFG 8: The Clues of God
RFG 9: The Knowledge of God
RFG 10: The Problem of Sin
RFG 11: Religion and the Gospel
RFG 12: The (True) Story of the Cross
RFG 13: The Reality of the Resurrection
RFG 14: The Dance of God & Epilogue: Where Do We Go from Here?
Sermon Series Ideas
Actual sermon series: http://redeemermodesto.com/sermons/?category=Seeking+the+Truth
RFG sermon series ideas: The Truth–Why?
RFG sermon series ideas: Speak the Truth in Love
RFG sermon series ideas: Faith, Reason and the Clues of God
RFG sermon series ideas: The Problem
RFG sermon series ideas: Let’s Dance
RFG sermon series ideas: The Solution