Q: You are given a sentence in Polish. Your job is to translate the Polish sentence into Italian.
Ale jest coś jeszcze, co może własnemu 'ja' dać ostateczną i bezgraniczną więź - i jest nią harmonia, nasza kwintesencja.
A:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Ma c'è qualcosa che può dare al sé la definitiva e infinita connessione — e quella cosa è l'unità, la nostra essenza.