PARKLAND, FL - FEBRUARY 18: Shari Unger, Melissa Goldsmith and Giulianna Cerbono (L-R) hug each other as they visit a makeshift memorial setup in front of Marjory Stoneman Douglas High School on February 18, 2018 in Parkland, Florida. (Photo by Joe Raedle/Getty Images)
PARKLAND, FL – FEBRUARY 18: Shari Unger, Melissa Goldsmith and Giulianna Cerbono (L-R) hug each other as they visit a makeshift memorial setup in front of Marjory Stoneman Douglas High School on February 18, 2018 in Parkland, Florida. (Photo by Joe Raedle/Getty Images)
Valentine’s Day used to be a day of heart-shaped boxes of chocolates and badly written but incredibly…