I'm sure one reason that so many Greek myths deal with terrifying, powerful women — Medea, Electra, the Erinyes, the Bacchae, — is that at some point in the misty past, women held a power that was terrifying — terrifying not because they were women whom men felt threatened by, but because they wielded that power in terrifying rituals that almost certainly involved human sacrifice.
This would not be a popular platform on which to base a feminist agenda.

Apocalypse Descending (2002)