梦做了一半就收回歌听了一半就流泪
[mèng zuò le yī bàn jiù shōu huí gē tīng le yī bàn jiù liú lèi]
This sentence implies incompleteness in personal experiences or dreams. The person had unfinished dream or half-listened song and couldn’t help shedding tears, hinting strong emotion and perhaps regret.