- Engaging in illegal, unlawful behavior. - Encouraging violence or discrimination against legally protected groups.

You might need to clarify what legal jurisdiction you apply to those rules. California's definitions? Another U.S. state? Another country? As a global company where illegality varies by country, I think those statements present an opportunity for different interpretations without clarification.

- Related topic: We generally don't discuss religion or politics.....

Too much waffling added. Political discussion in the workplace can devolve into a hostile work environment.

I'd suggest this simplification of the two versions: We do not discuss politics in the workplace. However, we encourage discussion and iteration on any company policy.