It can be really hard to behave correctly if we see examples of people being successful while doing things we know have higher odds of a bad outcome (e.g., buying lottery tickets). But as you’ve probably learned by now, investing isn’t always fair. Bad choices get rewarded, while people who made prudent decisions sometimes appear to be punished—at least in the short run. So even though it’s tempting, I strongly encourage you to judge the investment advice you receive based on the validity of the principle (process) and not the outcome. Let me share a story about a friend who had stock in his grandmother’s mining company. Over time, the family had invested and lost millions trying to … [Read more...]