 In the 80s, I started doing Taekwondo, and my second teacher was this short white dude who had this huge tattoo on his chest of St. George the Dragon Slayer, a knight in armor with a sword attacking a dragon on his chest. And one day, it was probably a late spring day on a Saturday, we were told to lay down on the floor, and he turned off all the lights except for one fluorescent beam that was buzzing,