你只是梦我知道
[nĭ zhĭ shì mèng wŏ zhī dào]
You Are Just a Dream, I Know, is bittersweet; it's a recognition of unrequited feelings. The user acknowledges that the admired one remains only within their imagination and cannot belong to them in reality. However, they choose to cherish this feeling even while knowing it is unlikely to lead anywhere beyond dreams.