It Was the Best of Times, It Was the Worst of Times All about how missing the best market days (or the worst!) might affect your portfolio. Share | Related Content The Cycle of Investing Understanding the cycle of investing may help you avoid easy pitfalls. Investing with Your Heart For some, the social impact of investing is just as important as the return, perhaps more important. 5 Smart Investing Principles Principles that can help create a portfolio designed to pursue investment goals.