比深海还深的是你的心比天空还远的是你的心
[bĭ shēn hăi hái shēn de shì nĭ de xīn bĭ tiān kōng hái yuăn de shì nĭ de xīn]
Comparing hearts to the depth of the deep sea and the distance of the sky conveys the boundless nature of love, emotions, desires, and thoughts, indicating unfathomable and complex feelings.