Educated people in the Vatican wouldn't use factual claims about religion as a PR message unless the general populace believed that factual claims about religion are important, just like companies wouldn't have PR statements about responsibility if there weren't people reading those statements who actually thought it was important for the company to have responsibility.

Furthermore, I think you're committing typical mind fallacy. You're not realizing that some people can have thought processes that are alien to you. They can't possibly mean it, because you can't imagine yourself saying it and meaning it.