It's not just bank account balances that separate the rich from the middle class. The wealthiest, most successful people tend to think differently.
"Getting rich begins with the way you think and what you believe about making money," writes self-made millionaire Steve Siebold in "How Rich People Think," which he wrote after studying millionaires for over 25 years.
After hundreds of interviews, Siebold discovered that "it wasn't the lack of desire that held the masses back from getting wealthy, but the lack of belief in their own ability to make it happen."
Here are six mental tricks that rich people use to get ahead.