若爱你是癌我愿弃疗
[ruò ài nĭ shì ái wŏ yuàn qì liáo]
If loving you is a kind of cancer, I would rather stop treatment. The speaker compares their feelings of love to cancer - an illness harmful yet difficult to cure - expressing determination even at great personal cost. This statement signifies intense devotion and willingness for self-sacrifice in love despite its adverse effect.