It depends where you start with Nietzsche. If your first encounter with his work is Thus Spake Zarathustra or perhaps Ecce Homo, you're going to be confused. In contrast, On the Genealogy of Morality, The Antichrist, Beyond Good and Evil are clear, lucid, and beautifully written (whether you agree with them is another matter).
(He probably wasn't schizophrenic, but he did suffer from terrible migraines and mental illness. Traditionally his mental health problems were attributed to tertiary syphillis, but that has beeen challenged in recent years with speculative diagnoses ranging from bipolar disorder to brain tumours to early-onset dementia).
If I were to nominate a philosopher for the title of most unreadable, it would probably be Hegel.
Oh, come now. Worse than Fichte and Schelling? Hegel is pretty tough going, but I found The Science of Knowledge to be something like trying to shovel packed snow with a spork.
(He probably wasn't schizophrenic, but he did suffer from terrible migraines and mental illness. Traditionally his mental health problems were attributed to tertiary syphillis, but that has beeen challenged in recent years with speculative diagnoses ranging from bipolar disorder to brain tumours to early-onset dementia).
If I were to nominate a philosopher for the title of most unreadable, it would probably be Hegel.