There was a Harry Potter marathon on DStv, which is why on the night we discovered my husband, Strini, had tested positive for the dreaded “rona”, my mind spiralled to the dark arts and the ultimate fight between fear and courage. Muggles will recall the scene — Harry’s boggart in the Prisoner of Azkaban turned out to be a dementor, meaning the shape-shifting creature depicting his greatest fear was fear itself. ..