Earlier quoted context omitted.
Moving the discourse further away from the light won't help cure the divide in this country. We need more discussion, not less. We need to get both sides talking to each other not to themselves about each other.
you're making the incorrect assumption that both sides of the discourse have valid positions. 1. what is a non-racist person supposed to say to a racist person to change their views? 2. why is it the non-racist person's responsibility to talk to the racist person? in the words of office space, "why should I change? he's the one who sucks."
Similar victories have been achieved with respect to drug legalization and "gay marriage".
None of these victories are or ever will be complete but a combination of discussion and social pressure did make significant social progress possible.