I don't understand what you are trying to say - political correctness is all about preventing people from saying things that aren't "politically" correct. It is

I don't understand what you are trying to say - political correctness is all about preventing people from saying things that aren't "politically" correct. It is a tool for preventing discussion about topics which might offend people, and for silencing opposing views. If everyone is allowed to speak freely without the shame of not being "politically" correct than people can say what they believe. You weigh the cost of offending people against the freedom to speak out against the prevailing "politically" correct beliefs.