In the third week of March, 2020, the stock market experienced its worst day since 1987. With fears of the global pandemic worsening, the S&P 500 Index was down 34% by March 23rd.[1] Investors lost a lot of money. While much of that has been recovered, the 2020 market drop leaves valuable lessons for investors about the future of their money. In the months after March 2020, I’ve fielded dozens of phone calls, emails, and texts from investors who were…