Chung recalls, "There were three cram schools that taught Mandarin in Lungtan, each in a different pronunciation. It was very chaotic." When not teaching, he was studying Mandarin, the next day teaching his primary school students what he himself had just learned.
「那時候龍潭有 3 家教人說國語的補習班，每一家教的發音卻都不一樣，非常混亂，」鍾肇政回憶，在那段歲月裡，他都是利用課餘時間去學國語，隔天馬上得現學現賣教給小學裡的學生。