In 1982 he entered a theological seminary. When he got out and started working, he would often drop by coffee shops, public housing, and food stall centers, and it was only then that he discovered the world of Mandarin and Chinese dialects.
直到一九八二年他進了神學院，而後從事社會工作，開始跑咖啡屋、組屋和小販中心時，才發現竟然還有一個華語和方言的世界。