The masculine principle he terms Logos (‘the word’, hence rationality, logic, intellect, achievement), and the feminine principle Eros… ‘it is the function of Eros to unite what Logos has sundered’
Samuels provides the canonical Jungian formulation of Logos as the archetypally masculine principle of rational discrimination, defined structurally against Eros and intended as a symbolic rather than anatomical category.
, Jung and the Post-Jungians, 1985thesis