我怎么也学不会你那种绝情
[wŏ zĕn me yĕ xué bù huì nĭ nèi zhŏng jué qíng]
Meaning 'I can never learn to be as heartless as you,' it's used by someone who cannot stop thinking about their loved ones. Despite being hurt deeply, they struggle to become indifferent like the other party, suggesting a complex and difficult emotional experience.