While the relationship between modernity and religion is frequently framed in terms of conflict or the marginalization of religion from the public sphere through processes of secularization, contemporary religious formations are increasingly re-emerging as active agents of social transformation, particularly among younger generations. This study examines the youth-oriented initiatives of the Focolare Movement, which pursue progressive and egalitarian objectives, and explores how its youth branches, known as the "Gen" groups, engage with the conditions of secular modernity. Rather than retreating into conservatism, the movement employs civic and progressive mechanisms—such as the "United World Project" and "Genfest"—to address key features of modern crises, including individualization, alienation, and social fragmentation. Through these platforms, religious activism is reframed as a "revolution of love" aimed at fostering universal brotherhood. Drawing on field research conducted in Italy, including in-depth interviews and participant observation, this study demonstrates how Focolare's youth work contributes to the "humanization" of ostensibly secular domains such as art (e.g., the music of Gen Rosso), environmentalism (EcoOne), and social justice. The case of the Focolare Movement illustrates that religious youth initiatives can operate as dynamic forces of social integration, offering progressive responses to the challenges of modern society without relinquishing their foundational faith-based commitments.