We are far from being puritans, Gary. There are absolutely NO "family values" or "work safe rules" in operation here.
However, experiences from a number of sites tell us that once you allow off-topic discussions on contentious themes, they can easily come out of control and cause a lot of damage to the web community at large. Nobody benefits from using a photography forum as the foundation for political, religious, or ethical campaigns. There are media better suited to those purposes. Use these instead.
In fact, Common sense and some empathy will solve nearly all issues and allow you to safely navigate and post on NG.