Picking stocks is among them:
Here’s the thing about picking stocks: You can’t. Hard evidence has demonstrated again and again that the human chances of outperforming the market by picking individual stocks is, if anything, lower than that of a random number generator or a chimpanzee, although conservatives argue that the chimp is merely concerned about the capital gains tax. People who think they’re stock-picking geniuses are either only remembering their good picks, or they’re just getting lucky.
Others myths include diets, lie detectors, and paying people to work harder.