北城以南姑娘爱少年南城以北伤心的泪水
[bĕi chéng yĭ nán gū niáng ài shăo nián nán chéng yĭ bĕi shāng xīn de lèi shuĭ]
'South of the Northern City a Girl Falls in Love with a Young Man; North of the Southern City Sorrowful Tears Fall'. It poetically reflects the theme of love and its heartbreaks across different spaces.