In the same way that slavery was a moral challenge for the 19th century and totalitarianism was a challenge for the 20th century, the challenge that women and girls face around the world is the moral challenge of our time.
The writers are writing human beings, and they're writing about the human condition and how difficult it is to function in that condition. I think it's one of the charms of the show, the idea of redemption and working towards becoming better people, for everybody involved.