这个世界对于我来说不重要重要的是世界上有你的存在
[zhè gè shì jiè duì yú wŏ lái shuō bù zhòng yào zhòng yào de shì shì jiè shàng yŏu nĭ de cún zài]
Conveys the depth of feeling where everything else pales compared to knowing there’s another specific person out in the world. Expresses profound importance given to a certain person.