Aphrodite instructs Cupid to shoot Pluto with the following…

Aphrodite instructs Cupid to shoot Pluto with the following argument: “It is time to expand our empire, my child, / Into that third realm, the underworld. / A third of Creation, there for the taking. / Heaven mocks our forbearance, and exploits it. / Your power is less than it was, and mine too.” What does Aphrodite’s speech most directly reveal about her motivation for targeting Pluto?