姐的疯癫你学不来姐的潇洒你学不来
[jiĕ de fēng diān nĭ xué bù lái jiĕ de xiāo să nĭ xué bù lái]
'Sister's madness you cannot learn; Sister's grace you cannot imitate' indicates a confident, unique character. This persona claims that both their eccentric behavior and coolness are inimitable.