hṓsper án , ei zētoíēs , tís didáskalos toû hellēnízein , oud' àn heîs phaneíē
like IRR if seek.2SG.PRS.OPT who.M.NOM.SG teacher.NOM.SG the.N.GEN.SG Hellenize.PRS.INF nor IRR one.M.NOM.SG show.3SG.AOR.OPT.PASS
Just as, if you tried to find who (was) a teacher of Greek, no one would appear.' (Plato, Protagoras 327e)