Literature Reference: 日沈月上且鬬鸡，醉来莫问天高低。—— 《杂曲歌辞 轻薄行》 As the sun sets and the moon rises, they engage in cockfighting, and when drunk, they care not about the heights of heaven. Source from 'Miscellaneous Songs: The Frivolous Journey'.
醉: Intoxicated by the wine, enthralled by the mood.
来: In the future, to and fro. Often used as a filler word in poetry and lyrics; the future, what is yet to come, tracing back to its origins.
Meaning: Drunk and carefree, it embodies a state of liberation from worldly concerns.