“The alchemist’s endeavours to unite the opposites culminate in the ‘chymical marriage,’ the supreme act of union in which the work reaches its consummation.  After the hostility of the four elements has been overcome, there still remains the last and most formidable opposition, which the alchemist expressed very aptly as the relationship between male and female.”

--Carl Gustav Jung, “The Personification of the Opposites,” Aspects of the Masculine