Book excerpt: How do you keep fighting when you keep failing? In the fight against our sin, we all are tempted toward discouragement and exhaustion. Defeat leaves us vulnerable to giving up the fight against sin. How do we endure? Andy Cimbala shares battle-tested insights and strategies that will help you fight your sin with power and wisdom. The Relentless Fight focuses on remembering the gospel, and how that good news motivates us to persevere in our fight for holiness. Expect to be encouraged, empowered, and equipped by this book for the great fight of faith!