French mountaineering after the war experienced a formidable revival. Faced with aristocratic mountaineering and professional mountaineering, of which the guides are the emblematic figure, a new form of amateur mountaineering stemming from working-class Parisian circles is developing: "rogue mountaineering". The Robert Paragot-Lucien rope Bérardini is the most striking illustration of this.Insolent, iconoclastic, non-conformist, they symbolize the post-war climbers of modest origins who, making fun of conventions and rules, overthrew the stereotypes of the "perfect mountaineer". , driven by a tremendous desire to be and to surpass themselves, Lucien Bérardini and Robert Paragot have found in climbing the way to release their overflowing energy.