It's just that poems and dreams need packaging. Datang city that never sleeps has long been deeply rooted in people's hearts. What do you mean?

It's just that poems and dreams need packaging. Datang city that never sleeps has long been deeply rooted in people's hearts. It means that even in such a prosperous city, money is needed to realize poetry and dreams. The "travel expenses" in this sentence refers to money. At the same time, this sentence also mentioned the "Datang City that Never Sleeps", which refers to Chang 'an City in the Tang Dynasty. Because the city is bustling and never stops at night, it is called "the city that never sleeps". The meaning of this sentence can also be understood as that even in such a prosperous city, the realization of poetry and dreams needs the support of money.