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Looks like it's time to recommend The Millionaire Next Door : http://www.amazon.com/Millionaire-Next-Door-Thomas-Stanley/d... Don't bother to buy it: Get it out of the library and skim it. It's not a difficult read and it belabors its own point a bit. My own summary: The secret to retaining a high net worth is the same as the secret to accumulating it: Control spending. Don't waste money. Most of the people you know…
So you'll either be a poor-ish young playboy or a rich old guy? Why does the first option sound more attractive? Of course, fast cars and country clubs are all superficial, but being a miser just so you can die with millions isn't that much better...
That's one very good reason why plenty of rich people are seen as 'misers', if they let it roll then they'd stop being rich pretty quickly.
The secret to that is to not make it plain what your financial situation is and to live well within your means.