In 1984, Zoltán Demján summited two eight-thousanders without supplementary oxygen. First, he climbed the south face of Lhotse Shar, then the south pillar of Mount Everest. However, the weather turned his descent into a drama. His life lesson happens during his first ascent of Dhaulagiri in the Alpine style. On this vertical southwest pillar not only the highest difficulty of climbing awaits him, but also important knowledge that will change his life.