Only the power of unbounded love practiced in regard to all human beings can defeat the forces of interhuman strife, and can prevent the pending extermination of man by man on this planet. Without love, no armament, no war, no diplomatic machinations, no coercive police force, no school education, no economic or political measures, not even hydrogen bombs can prevent the pending catastrophe.

, p. xii - The Ways and Power of Love (1954)