In "Nonzero: The Logic of Human Destiny," Robert Wright embarks on a groundbreaking exploration of the patterns that govern evolution and human history, weaving a narrative that stretches from the earliest forms of life to the sophisticated webs of society and technology that define the modern world. Wright posits a bold and optimistic view of human progress, arguing that the complexity of life and human societies has increased through a fundamental principle of non-zero-sum gains—the idea that cooperative interactions, where both parties benefit, drive the evolution of complexity. Through a captivating journey that examines the unexpected virtues of barbarian hordes, the surprising stability provided by feudalism, and the intricate dance of diplomacy in the World Trade Organization, Wright illustrates how our biological and cultural evolutions are intertwined, leading us towards greater cooperation and moral sophistication. "Nonzero" is not just a sweeping history of humankind; it is a profound insight into the moral implications of our biological and cultural trajectories. Wright combines the rigor of evolutionary biology with the insights of political and economic history to offer a vision of humanity's future that is not only believable but imbued with an uplifting sense of purpose. By showing how our instincts for meaning and morality have evolved alongside our social and technological complexities, Wright suggests that these very instincts may propel us towards a future where the non-zero-sum game reaches its highest expression. Insightful, witty, and profound, "Nonzero" challenges us to rethink our place in the universe and our understanding of what it means to be human, offering hope that we might steer the ongoing transformation of the world towards ever-greater cooperation and shared success.