你若爱我便在你若不爱我便走
[nĭ ruò ài wŏ biàn zài nĭ ruò bù ài wŏ biàn zŏu]
If you love me, then stay; if you don't, then leave. It indicates the speaker desires sincerity and commitment from their partner, implying either wholehearted affection or separation rather than an ambivalent middle ground.