我愿用三年时光等那不爱我的人
[wŏ yuàn yòng sān nián shí guāng dĕng nèi bù ài wŏ de rén]
The sentiment '我愿用三年时光等那不爱我的人' (I Will Spend Three Years Waiting for the Person Who Doesn't Love Me) deeply illustrates a profound commitment to loving another despite receiving love in return, emphasizing long-standing devotion or hope against all odds.