In "Balkan Ghosts: A Journey Through History," Robert D. Kaplan explores the complex history and cultural landscape of the Balkans, emphasizing the region's tumultuous past and its impact on the present. He encounters various historical influences and figures, illustrating how the ghosts of history shape the identity and conflicts of the peoples in this area. Kaplan's journey reveals the interconnectedness of tradition, politics, and warfare, highlighting the challenges faced by those living in a region rife with division and strife.

The quote "A better age would have to follow" reflects a hopeful perspective, suggesting that despite the historical challenges depicted in his travels, there is a possibility for improvement and progress in the future. Kaplan acknowledges the weight of history while contemplating the potential for reconciliation and understanding among the diverse cultures in the Balkans, indicating that awareness and reflection are crucial for moving toward a more harmonious era.