别想再用你的不珍惜伤害我
[bié xiăng zài yòng nĭ de bù zhēn xī shāng hài wŏ]
It translates to 'don't you dare hurt me again with your nonchalance'. This expresses a resolve after past hurts to set boundaries against careless actions of a significant other. It signals an end to self-inflicted harm.