Additionally, it is possible to read the Arthurian literature in general, and that concerned with the Grail tradition in particular, as an allegory of human development and spiritual growth (a theme explored by mythologist Joseph Campbell amongst others).
Ademais, é posible considerar a literatura artúrica en xeral, e especialmente aquelas historias acerca do Graal, como unha alegoría do desenvolvemento humano e o crecemento espiritual (un tema explorado por Joseph Campbell, entre outros).