A list of transgressions, on the same theme, can be drawn up for equity investors as well, which is what we did after speaking to some of the best minds in business. But unlike theologians on their subject, our market experts didn’t express radical differences in opinion on our market adaptation of the seven deadly sins. They pretty much agreed that the avoidance of these vices by investors would go a long way in making stocks an easier, more comfortable—and more profitable—world.