Because these letters were written in 1889, they are in the everywhere in the world (Nietzsche died in 1900). This means downloading a raw scan of the letters is perfectly legal.
Reading these letters as philosophy is a mistake. They are the product of a medical breakdown (likely general paresis due to tertiary syphilis). The beautiful metaphors ("I am all names in history") are not arguments; they are symptoms. Cartas De La Locura Nietzsche Pdf
In a fit of what he would later describe as "fate," the 44-year-old philosopher threw his arms around the horse's neck to protect it, then collapsed. He never recovered his sanity. Because these letters were written in 1889, they