"Obviously, this story was for illustrative purposes and I wouldn’t recommend a portfolio consisting of 100% in stocks of a single market in the S&P 500 unless

"Obviously, this story was for illustrative purposes and I wouldn’t recommend a portfolio consisting of 100% in stocks of a single market in the S&P 500 unless you have an extremely high risk tolerance. Even then a more balanced portfolio in different global markets with a sound rebalancing policy makes much more sense."