He says that while there are many ways of learning English, studying through music is one of the better. Audiences can come to appreciate and enjoy the meanings of the songs through an understanding of the structure of sentences and grammar. This method is much more gratifying, and therefore more efficient, than studying textbooks, and it has become one of his favorite techniques in recent years.
賴世雄表示，學習英文的管道相當多，耐人尋味的西洋老歌不失為一個好方法，讀者從演唱西洋歌曲的過程中，先明瞭歌詞的意義，再進一步瞭解句子的結構、文法，比從書本學習還要快速而有效，這也是他近年來極力推動「聽老歌，學英文」的原因。