We should work hard to minimize bias in society but given that they tend to arise spontaneously (see the Robber's Cave experiment) I don't hold out any hope of

We should work hard to minimize bias in society but given that they tend to arise spontaneously (see the Robber's Cave experiment) I don't hold out any hope of ever actually eliminating them. And some biases, such as lookism, might be too deeply wired for us to have any hope of eliminating.