ὀρθογνώμων
From LSJ
ἰσότης φιλότητα ἀπεργάζεται → equality leads to friendship
English (LSJ)
ονος, ὁ, ἡ,
A thinking or judging rightly, ψυχή Hp.Ep.17 ; ὀ. ἐπιμονή, transl. of 'Rebekah', Ph.1.549.
German (Pape)
[Seite 374] ον, grade, recht denkend, urtheilend; Hippocr.; λόγοι, Hippodam. bei Stob. fl. 103, 26 M.