'When We Cease to Understand the World' is a riveting narrative that blends fact with fiction to delve into the tumultuous lives of great scientific minds whose breakthroughs precipitated unforeseen ethical dilemmas. Benjamin Labatut takes us on a journey through the psyche of these geniuses, from Fritz Haber to Werner Heisenberg, revealing how their pursuit of knowledge crosses paths with madness and moral ambiguity. As we follow these figures through their arduous quests for the truth, we witness both the glory and the dark repercussions of their world-altering discoveries. Labatut's masterful storytelling provokes deep contemplation on the impacts of science on human existence.