海不曾怀疑天的蓝我不会怀疑你的爱
[hăi bù céng huái yí tiān de lán wŏ bù huì huái yí nĭ de ài]
Just As the Sea Does Not Doubt the Blue Sky, I Do Not Doubt Your Love: An analogy indicating complete trust and unconditional love, similar to how oceans naturally connect to the blue sky without question