This, together with The Gay Science, and maybe Daybreak, are the best of Nietzsche's works. Intense, complex, subtle, but never heavy, and it is always to the point. Later he would be doing aggressive non-nuanced attacks that doesn't lead the reader to think; he seemingly wrote many of the passages only for the sake of provoking. Zarathustra has some majestic passages but it is hysterical, theatrical, and moreover a work of dubious quality.