I think you may have read into it too much, and projected your own ideas on to what he was saying. I can't find a single sentence in which he was bragging about

I think you may have read into it too much, and projected your own ideas on to what he was saying. I can't find a single sentence in which he was bragging about being rich and successful (mentioning != bragging), or asserting that there was anything we as readers can't understand.