The quote from Max Brooks' "World War Z: An Oral History of the Zombie War" reflects a persistent reality in both warfare and life. It suggests that while we may be engaged in immediate struggles or conflicts, there is an inevitability that we must always stay vigilant and ready for future challenges. This mindset highlights the importance of preparation and foresight, underscoring that the nature of existence often involves battling one issue after another.

This perspective can be applied not only to military strategies but also to personal and societal issues. It speaks to the idea that in the face of ongoing adversity, growth and readiness are essential. By emphasizing the continuous cycle of conflict and preparation, Brooks encourages readers to remain proactive and resilient, acknowledging that the battles we face today can inform our strategies for tomorrow.