Article continues below advertisementThese tragic passings remind us of the fleeting nature of life.Icons like Amy Winehouse, Prince, Whitney Houston, Cory Monteith and Robin Williams all departed this world abruptly, leaving a void that's hard to fill.Chadwick Boseman, Willie Garson and Norm Macdonald each fought private battles with cancer. Boseman faced stage III colon cancer, diagnosed in 2016. He quietly battled the disease while shooting several films, including Ma Rainey's Black Bottom. He tragically passed away in August 2020 at just 43 years old.