What is this supposed to prove?
Plummz, you're just arguing now to argue. He's known the guy for 25 years. It means that he has a heck of a lot better idea of what makes him tick than you or I do.
If you told me you personally knew Ronald Reagan for 25 years, then I'd pay attention to what you have to say about RR more than I would someone who did not have such a relationship.
In fact, it would be helpful now to have known you for 25 years. I'd have some insight into whether you're the type of guy who likes to argue just to argue.