On average. Also on average, starting a business is hazardous to your wealth, it's likely to fail. On average, don't do competitive sports, you're likely to los

On average. Also on average, starting a business is hazardous to your wealth, it's likely to fail. On average, don't do competitive sports, you're likely to lose. Maybe 'Less Than Excellent Trading Is Hazardous to Your Wealth'? Don't do a trade unless you have an excellent advantage on it...