a good beginning is half the whole
καὶ ὑποθέμενος κατὰ τῆς κεφαλῆς φέρειν τὰς πληγάς, ὡς ἐν ἐκείνῃ τοῦ τε κακοῦ τοῦ πρὸς ἀνθρώπους → and having instructed them to bring their blows against the head, seeing that the harm to humans ... (Josephus, Antiquities of the Jews 1.50)
Translations
well begun is half done
Chinese Mandarin: 好的開始是成功的一半, 好的开始是成功的一半; Danish: godt begyndt er halvt fuldendt; Dutch: een goed begin is het halve werk; Finnish: hyvin aloitettu on puoliksi tehty; English: the beginning is a half of the whole, the beginning is half of the whole, a good beginning is half the whole, a beginning is half the whole, well begun, half done, well begun is half done; German: frisch gewagt ist halb gewonnen; Greek: η αρχή είναι το ήμισυ του παντός; Ancient Greek: ἡ ἀρχὴ ἥμισυ παντός, ἀρχὴ δέ τοι ἥμισυ παντός, ἀρχὴ ἥμισυ παντός; Hungarian: a jó kezdet fél siker; Italian: chi ben comincia è a metà dell'opera; Korean: 시작이 반이다; Latin: dimidium facti, qui coepit, habet; Polish: dobry początek to połowa roboty; Portuguese: um bom começo é a metade; Russian: хорошее начало полдела откачало; Spanish: obra empezada, medio acabada