Reads like a number of other pretentious poems written by university students back in the 17th-19th C.
Many Baroque operas make use of the doings of the gods. Today we listen to the music, but literature taught in schools today (outside of Italy?) no longer includes material rich in Grecian-Roman mythology, so the librettos have lost much of their meaning.

Is the tune to "To Anacreon in Heaven" older than the song?