喜欢你才会闹你喜欢你才让你闹
[xĭ huān nĭ cái huì nào nĭ xĭ huān nĭ cái ràng nĭ nào]
Suggests playful fighting or disagreements only happen within close relationships because it's an expression of care, indicating you bother with arguing with or allowing the other person's arguments because of fondness.