The doctor urged this old smoker to quit, but he refused.
Tips
memory
烟 (smoke/cigarette) + 鬼 (ghost/demon/addict). In Chinese, 鬼 is often added to nouns to form words for addicts or obsessives: 酒鬼 (alcoholic), 赌鬼 (gambling addict), 工作狂 (workaholic). The 'ghost' suggests being possessed by the craving.