Earlier quoted context omitted.
So the key to a diverse organization is not talking about politics? Seems unlikely.
In this day and age, with the gutter level of discourse used daily by politicians? With a media designed to elicit outrage and a populous that has been led to believe that what divides is far more important than what brings us together? Absolutely, at least until the madness goes away.
Until the innoculative meme of having an intuitive understanding of sampling (both of individual incidents and individual aspects of a thing) spreads throughout a decent portion of the populatiob, this awful situation will continue.