凉心空巷旧少年凉心空城旧姑娘
[liáng xīn kōng xiàng jiù shăo nián liáng xīn kōng chéng jiù gū niáng]
A poetic and melancholic statement describing young people feeling lonely and lost, with hearts cooled and hollow alleys or city symbolizing emptiness inside their hearts as well as their surroundings.