I used to think Nietzsche suffered from syphilis, which he got from a prostitute. The parasites slowly progressed to his brain and led to a dramatic decline, madness, and death. I heard this from a university professor I admired. He mentioned it while making an introduction to The Birth of Tragedy Out of the Spirit of Music, which was our topic in a series of lectures. I read Nietzsche’s books in awe and felt something was not right. I couldn’t fathom why such a person would reach out to a pr...