A big believer that elite sporting performance is entirely dictated by an athlete’s brain, Greg Koenig is busy convincing Cheung Ka-long that the Asian Games remain an important date in his calendar. Hong Kong’s first fencing superstar, Cheung has been there and done it over the past five years. He brilliantly won a pair of Olympic golds, first as an unfancied underdog, then as the foil king his rivals all wanted to dethrone, either side of becoming Asian Games champion in 2023. Of Cheung’s...