This book investigates the historical and philosophical validity of the traditional dichotomy between eros and agape in Western thought. Catherine Osborne, a scholar of ancient philosophy and patristics, examines the evolution of these concepts through a rigorous analysis of foundational texts. She argues that the common perception of Platonic eros as purely self-interested is a misreading, proposing instead that it serves as a vital, overlooked motif within Christian theological frameworks.

Scholars recognize this work as a significant contribution to the intersection of classical philosophy and Christian theology. Readers frequently note the academic density of the prose, which requires a foundational understanding of the primary texts discussed.