Oh, he certainly did. No reason to prattle on about it unless you believe it, though.
It's communication not "prattle," and the reason for mentioning it is that it's part of describing what the overt/covert subject of Scientology actually is.
And that's something that's you'd prefer not happen.
The "unless you believe it" line, that you use, is a lie. Once again you're attempting to trick others with sneaky and manipulative tactics. How friendly and charming do you think you have to be for others not to notice?