Really? How? It is innate? I took a university-level Philosophy class and the only thing I can tell you about "shadow self" is = 0
Because we studied classical philosophers and a lot of Bertrand Russell. And Ludwig Wittgenstein.
I took a university-level Psychology class and we studied Freud, but no Jung.
But listening to something and assigning it meaning beyond the actual text, without any indication that the author does in fact have knowledge about the assignment of such meaning, is the listener/reader's intent; not the author's. Disregarding the author while interpreting their art is subjective interpretation.