ἀνακρουστέον
From LSJ
Ζῆν οὐκ ἄξιος, ὅτῳ μηδὲ εἷς ἐστι χρηστὸς φίλος → Life is not worth living if you do not have at least one friend.
English (LSJ)
A one must check, X.Eq.10.12. II ἀ. τὸν λόγον put back for a fresh start, Dam.Pr.85.
Greek (Liddell-Scott)
ἀνακρουστέον: ῥηματ. ἐπίθ., πρέπει τις ν’ ἀνακρούσῃ, νὰ ἀνακόψῃ, νὰ σταματήσῃ, Ξεν. Ἱππ. 10. 12.
Spanish (DGE)
1 hay que tirar hacia atrás τὸ στόμα τοῦ ἵππου para frenar al caballo, X.Eq.10.12.
2 hay que empezar de nuevo τὸν λόγον Dam.Pr.85.