Is It Possible to Be More Progressive?

I think it's generally wise to be very humble about human nature and the limits of politics. We can maybe grow out a little bit of our stupid primitive Impulses, he says. I Don't know if it's possible That we completely grow out of it in the sense that the species evolves so that our irrational conduct is in the past but we can mature  with widespread enlightenment Can happen and does happen? Though there is surely slavery still in the world.