The main goal of the text is to emphasize Nietzsche’s friendship with Peter Gast, as well as to present Gast’s dedication to Nietzsche, in terms of music, writing and the philosopher’s books.

Resumo: O artigo tem por objetivo analisar no aforismo 23, da segunda dissertação da Genealogia da Moral, a seguinte afirmação: “Loucura e não pecado! Vocês compreendem?”.: The article aims to analyse in aphorism 23, from the second dissertation of the On the Genealogy of Morals, the following statement by Nietzsche: “Madness and not sin! Do you understand?”.

This article explains Nietzsche’s understanding of the culture and education of his time. It shows that for this author culture and education are inseparable and that it is therefore necessary to think of new perspectives for education so that it can serve as a foundation for a healthy culture.