我姓苏却也束缚不了你的心
[wŏ xìng sū què yĕ shù fù bù le nĭ de xīn]
This is a play on words using 'Su' (a common Chinese surname). The phrase '束缚不了你的心' means 'cannot bind your heart.' This implies that while the person bears a certain family name, they cannot control someone else’s emotions or feelings.