我愿粉身碎骨换你回心转意
[wŏ yuàn fĕn shēn suì gú huàn nĭ huí xīn zhuăn yì]
Translated as 'I am willing to be shattered into pieces to change your mind', it vividly depicts someone's willingness to sacrifice anything just to gain back another person’s heart or affection, expressing utmost love and despair.