From I Ching

Working with the I CHING AND HORARY ASTROLOGY

When the anima and animus meet, there is necessarily tension as the animus draws his sword of power and the anima ejects her poison of illusion and seduction (Jung, “The Collected Works” pp 14-15). Jung believed when this happens, both animus and anima behave like systems split off from the personality, or ‘like part souls’