In Walter Isaacson's book "Einstein: His Life and Universe," a profound statement is made regarding the future of warfare. The quote reflects on the unpredictable nature of how conflicts may evolve, particularly highlighting the advancements in technology and weaponry that can shape warfare. The speaker, likely referencing the impact of past wars, suggests a contrast between the unconventional means of warfare in the future versus the primitive methods that may return after the inevitable destruction of advanced society.

This perspective emphasizes a cyclical view of human conflict, where the evolution of warfare can lead to both sophisticated and primitive methods. It suggests that the aftermath of a potential Third World War might result in a regression to basic tools and strategies, as humanity grapples with the consequences of its technological advancements. Einstein’s insights serve as a warning about the trajectory of human conflict and the importance of wisdom in resolving differences before it is too late.