οὐκ ἐν τῷ πολλῷ τὸ εὖ, ἀλλ' ἐν τῷ εὖ τὸ πολύ → good is not found in plenty but plenty in good, quality matters more than quantity
Urgroßeltern, proăvi. – Urgroßmutter, proăvĭa. – Urgroßvater, proăvus.