爱过所以不后悔疼过所以不放手
[ài guò suŏ yĭ bù hòu huĭ téng guò suŏ yĭ bù fàng shŏu]
Translating into 'Loved before so I do not regret. Hurt before so I cannot let go.', it signifies a past pain and love, reflecting a determined sentiment toward maintaining the existing affection despite hurtful memories.