The quote "We're carrying the fire" from Cormac McCarthy's novel "The Road" symbolizes hope, survival, and the persistence of humanity in a bleak, post-apocalyptic world. The phrase suggests that despite the overwhelming darkness and despair surrounding the characters, there remains a sense of purpose and a commitment to preserve human values and warmth. It reflects the struggles of the protagonist and his son as they navigate their harsh environment, highlighting their bond and the importance of love and morality in dire circumstances.

This idea of carrying the fire serves as a central theme throughout the novel. It signifies not just physical survival, but the ability to maintain a moral compass and emotional connection when faced with overwhelming adversity. The journey of the father and son emphasizes resilience and the desire to protect what is good and meaningful amid chaos and destruction, reinforcing the notion that even in the darkest times, there is a light worth striving for.