Holocaust education has been most successful in creating empathy, historical understanding and present responsibility against racism/antisemitism and towards human rights by telling true stories of children, women and men who were victims of these crimes during the Nazi period, while also raising awareness of the consequences for the present. The same holds true for education against the discrimination of sexual minorities and for sexual diversity. Stories of young people who were members of sexual minorities during Nazi times are available, as are a growing number of international experiences and good practices around teaching sexual diversity. For all children and young people, it is not only important to deal respectfully with all minorities, but to understand and to learn from the struggle of different minorities for human rights in the past as well as the present. This article discusses two important lessons on the persecution of homosexuals during World War II based on the book "Damned strong love" which narrates the life of Polish gay survivor Stefan K.