there is an aspect of Nietzsche better called 'Zarathustra,' and an aspect of Zarathustra better called 'Nietzsche,' the personal, all-too-human man.
Jung's central methodological claim: Zarathustra and Nietzsche are neither identical nor wholly separable but exist in a dynamic psychological tension that must be tracked throughout the text.
, Nietzsche's Zarathustra: Notes of the Seminar Given in 1934-1939, 1988thesis