Financial Advisor:  “Many Americans cite leading a stress-free life and having “peace of mind” as their personal definition of wealth. That doesn’t sound too money-centric on the face of it—until you consider that money, or specifically the lack of it, is a major source of stress. Americans don’t like to admit that assets can buy happiness — just 11 percent of those surveyed for the second annual Modern Wealth Index from Charles Schwab chose “having lots of money” as their definition of wealth.