Forget the allure of companies promising groundbreaking innovations. While some of these may, in fact, provide handsome returns, the savviest investors know that the road to greater personal wealth is largely paved with tried-and-true stocks that can provide a firm foundation for one's portfolio -- stocks like utility powerhouse NextEra Energy (NEE 0.94%).But it's not only the fact that NextEra Energy stock has outperformed the market for the past two decades that makes it an alluring attraction. Between ma ...