beliefs about the importance of understanding historical religious movements to grasp societal developments fully. Cesare Cantù critiques both historical accounts that overlook the profound societal impact of religious reform and ecclesiastical narratives that dismiss the reformers as merely misguided individuals. He argues for a nuanced view of heretics, seen as passionate seekers of truth rather than simply enemies of established faith, and establishes a historical framework that will guide his explorations of Italy's religious landscape and its relevance to contemporary issues. Through this lens, the author sets the stage for an in-depth discussion of the origins of Christian thought and its evolution through historical crises. (This is an automatically generated summary.)