22 Chu must have had a very good memory. When I paid my second visit to his shop, he recognised me immediately. “You. Jim’s friend. What do you want?” His directness took me aback. I didn’t want to tell him what I was after right away. I hoped to win him over first, if I could, then put my request to him, as one friend to another. Behind him there were rows of herbal medicines stacked neatly on shelves. “Er, I’m looking for Chinese medicine,” I lied. He seemed unconvinced. “What kind of medicine?” My mind worked hard to think of an illness Chu could purport to cure. “A pick-me-up if you’ve got one, a sort of tonic or universal panacea. I’m feeling a bit run down.” He narrowed his eyes. “You don’t look run down.” I leant against the counter as if my legs were struggling to suppo

