UNESCO, WORLD GREEK LANGUAGE DAY, Executive Board, 221 EX/39, PARIS, 27 March 2025

Ἐὰν μὴ ἔλπηται ἀνέλπιστον οὐκ ἐξευρήσει, ἀνεξερεύνητον ἐὸν καὶ ἄπορον.

Ἡράκλειτος