διαφυλακτέον
From LSJ
ἁρμονίη ἀφανὴς φανερῆς κρείττων → the hidden attunement is better than the obvious one, invisible connection is stronger than visible, harmony we can't see is stronger than harmony we can, unseen harmony is stronger than what we can see
Spanish (DGE)
hay que conservar, hay que mantener τὰ καθεστῶτα Anaximen.Rh.1423a31
•hay que mantener, hay que prolongar τοὺς ... ἱδρῶτας Orib.5.30.27.