我说你是我心中的太阳你说我是你永远的光芒
[wŏ shuō nĭ shì wŏ xīn zhōng de tài yáng nĭ shuō wŏ shì nĭ yŏng yuăn de guāng máng]
It describes a reciprocal warm relationship between two people who are vital to each other, as 'I say you are my sun, and you say I am your forever light'. It signifies they both are important sources of strength and hope in one another's life.