In his book My Lifelong Challenge: Singapore's Bilingual Journey
By the 1980s, the policy faced its first crisis. As English dominated, young Chinese Singaporeans began speaking a creole known as "Singlish." Mandarin proficiency plummeted. The government responded with the "Speak Mandarin Campaign" (1979), forcing a new generation to abandon dialects (Hokkien, Cantonese, Teochew) for standard Mandarin. For many, this was the start of their "lifelong challenge"—replacing the language of their grandparents with a standardized, unfamiliar tongue. In his book My Lifelong Challenge: Singapore's Bilingual
If you want, I can:
Lee describes his own difficulties learning Chinese, a non-phonetic language, which informed his understanding of the challenges students face. Social Cohesion: particularly those from non-Chinese ethnic groups.