In fact, a Fidelity Investments' study of millionaires last year found that 42 percent of them don't feel wealthy and they would need $7.5 million of investable assets to start feeling rich. This isn't a how-to on the accumulation of wealth from a lifetime of saving and pinching pennies. This is about generating multimillion-dollar wealth and enjoying it during the creation process. To get started, consider these seven secrets of multimillionaires.