The quote emphasizes the transformative impact of war on society and individuals, suggesting that the effects of such conflicts are profound and lasting. In the context of the book "The Care and Management of Lies" by Jacqueline Winspear, set during World War I, this idea resonates with the characters who face challenges that alter their lives and perspectives. It highlights the notion that war fundamentally changes human experiences, relationships, and values.

As the narrative unfolds, the characters grapple with their emotional turmoil and the societal shifts caused by the war. The quote encapsulates the inevitability of change brought about by conflict, reinforcing the reality that those affected can never return to their pre-war lives. The theme serves as a powerful reminder of how historical events leave an indelible mark on individuals and communities alike.