我爱你跟你不爱我一样坚定
[wŏ ài nĭ gēn nĭ bù ài wŏ yī yàng jiān dìng]
'My love for you is as firm as my not loving you.' This conveys an unshakable determination in terms of feelings towards someone. The depth of love doesn't diminish even if it's a one-sided love, indicating steadfastness and unwavering emotion despite obstacles.