It's unconscious memory, maybe; inherited memory, like folk-music.
Saved from the multitudinous distractions of town life, the love of the folk-music took root in his heart and grew undisturbed.
The work, which does not appear to have become a repertory opera, is worth the study of those who are interested in folk-music.
You're finding out much quicker than I. It's all folk-music ...