The book examines the concept of 'extremity' within Christian theology and its implications for faith and practice. John A. T. Robinson, a prominent theologian, explores how Christian belief often confronts or arises from situations of extremity, whether personal, societal, or existential. The work delves into scriptural interpretations and theological frameworks to understand the role of crisis and limit in shaping Christian understanding and commitment. It seeks to articulate a theology that is relevant and responsive to the challenges of human experience.

This work by John A. T. Robinson is recognized for its theological depth and its engagement with challenging aspects of Christian belief. The book is noted for its rigorous analysis of how faith confronts and is shaped by extreme circumstances. It likely appeals to readers and scholars interested in theological reflection on the human condition and the nature of Christian commitment. The book's approach suggests a scholarly yet accessible exploration of profound spiritual and existential themes.