Should I, in polite company, be referring to myself the same way?

I still have to wear long sleeves in polite company.

He had been, perhaps, too long out of polite company.

But how does a woman say no to a man in polite company without offending?

I know the President has, and what he had to say about it is not for polite company.

It was not the sort of thing you did in polite company.

As you would expect among polite company, price was not mentioned.

I simply don't see any reason to discuss it in polite company.

Most of us just didn't mention it in polite company.

Several words immediately came to mind, and none of them could be said in polite company.