“As for me, all I know is that I know nothing.”

See All I know is that I know nothing on Wikipedia for a detailed account of the origins of this attribution.<br><br>μοι νυνὶ γέγονεν ἐκ τοῦ διαλόγου μηδὲν εἰδέναι· ὁπότε γὰρ τὸ δίκαιον μὴ οἶδα ὅ ἐστιν, σχολῇ εἴσομαι εἴτε ἀρετή τις οὖσα τυγχάνει εἴτε καὶ οὔ, καὶ πότερον ὁ ἔχων αὐτὸ οὐκ εὐδαίμων ἐστὶν ἢ εὐδαίμων.<br><br>Hence the result of the discussion, as far as I&#x27;m concerned, is that I know nothing, for when I don&#x27;t know what justice is, I&#x27;ll hardly know whether it is a kind of virtue or not, or whether a person who has it is happy or unhappy.<br><br>Republic, 354b-c (conclusion of book I), as translated by M.A. Grube in Republic (Grube Edition) (1992) revised by C.D.C. Reeve, p. 31<br><br>Confer Apology 21d (see above), Theaetetus 161b (see above) and Meno 80d1-3: &quot;So now I do not know what virtue is; perhaps you knew before you contacted me, but now you are certainly like one who does not know.&quot;<br><br>Confer Cicero, Academica, Book I, section 1 http://www.perseus.tufts.edu/hopper/text?doc=Perseus%3Atext%3A2007.01.0032%3Abook%3D1: &quot;ipse se nihil scire id unum sciat (&quot;He himself thinks he knows one thing, that he knows nothing&quot;). Often quoted as &quot;scio me nihil scire&quot; or &quot;scio me nescire.&quot; A variant is found in von Kues, De visione Dei, XIII, 146 (Werke, Walter de Gruyter, 1967, p. 312): &quot;...et hoc scio solum, quia scio me nescire... [I know alone, that (or because) I know, that I do not know].&quot; In the modern era, the Latin quote was back-translated to Greek as &quot;ἓν οἶδα ὅτι οὐδὲν οἶδα&quot;, hèn oîda hóti oudèn oîda).<br><br>Confer Diogenes Laertius, II.32 (see above) <br class="br">Misattributed