ὕπνος δεινὸν ἀνθρώποις κακόν → sleep is a terrible evil for humans (Menander, Sententiae monostichoi 1.523)
adv.
By word of mouth: P. ἀπὸ στόματος, P. and V. ἀπὸ γλώσσης. By hearsay: P. ἀκοῇ.