{"schemaVersion":2,"id":"tlg0086.tlg021.local001","url":"https://thegreeklibrary.org/works/tlg0086.tlg021.local001/","urn":"urn:cts:greekLit:tlg0086.tlg021.local001","title":"De animalium motione","titleGreek":null,"alternateTitles":[],"author":"Aristotle","authorityName":"ARISTOTELES Phil. et CORPUS AR-","authorUrl":"https://thegreeklibrary.org/authors/tlg0086-aristoteles-phil-et-corpus-ar/","authorityUrl":"https://thegreeklibrary.org/authors/tlg0086-aristoteles-phil-et-corpus-ar/","editors":["Werner Jaeger"],"publication":{"digitalPublisher":"Harvard College Library","sourceTitle":"Aristotelis De animalium motione et De animalium incessu","edition":null,"publisher":"Teubner","place":"Leipzig","date":"1913","volume":null,"series":null,"citation":null,"citationShort":null},"rights":{"text":"Available under a Creative Commons Attribution-ShareAlike 4.0 International License","url":"https://creativecommons.org/licenses/by-sa/4.0/"},"provenance":{"authority":"Harvard College Library","sponsors":["Harvard College Library"],"funders":["Harvard Library Arcadia Fund"],"principal":"Gregory Crane","responsibilities":[{"role":"Corrected and encoded the text","names":[]},{"role":"Editor-in-Chief, Perseus Digital Library","names":[]},{"role":"Project Manager (University of Leipzig)","names":[]},{"role":"Project Assistant (University of Leipzig) 2015 - 2017","names":[]},{"role":"Lead Developer (University of Leipzig)","names":[]},{"role":"Technical Advisor","names":[]}]},"corpus":{"version":"2.2.0","date":"2026-08-29"},"revisionDate":"2026-08-15","sourceUrl":"http://hdl.handle.net/2027/mdp.39015065481239","sourceLinkType":null,"sourceRights":null,"citation":"Aristotle. De animalium motione. ed. Werner Jaeger. Aristotelis De animalium motione et De animalium incessu, Leipzig, Teubner, 1913. urn:cts:greekLit:tlg0086.tlg021.local001","excerpt":"698 a Περὶ δὲ κινήσεως τῆς τῶν ζῴων, ὅσα μὲν αὐτῶν περὶ 1 ἕκαστον ὑπάρχει γένος, καὶ τίνες διαφοραί, καὶ τίνες αἰτίαι τῶν καθʼ ἕκαστον συμβεβηκότων αὐτοῖς, ἐπέσκεπται περὶ ἁπάντων ἐν ἑτέροις· ὅλως δὲ περὶ τῆς κοινῆς αἰτίας τοῦ κινεῖσθαι κίνησιν ὁποιανοῦν (τὰ μὲν γὰρ πτήσει κινεῖται τὰ δὲ νεύσει τὰ δὲ πορείᾳ τῶν ζῴων, τὰ δὲ κατʼ ἄλλους τρόπους τοιούτους) ἐπισκεπτέον νῦν. ὅτι μὲν οὖν ἀρχὴ τῶν ἄλλων κινήσεων τὸ αὐτὸ ἑαυτὸ κινοῦν, τούτου δὲ τὸ ἀκίνητον, καὶ ὅτι τὸ πρῶτον κινοῦν ἀναγκαῖον ἀκίνητον εἶναι, διώρισται πρότερον, ὅτεπερ καὶ περὶ κινήσεως ἀϊδίου, πότερον ἔστιν ἢ οὐκ ἔστι, καὶ εἰ ἔστι, τίς ἐστιν. δεῖ δὲ τοῦτο μὴ μόνον τῷ λόγῳ λαβεῖν, ἀλλὰ καὶ ἐπὶ τῶν καθʼ ἕκαστα καὶ τῶν αἰσθητῶν, δι᾿ ἅπερ καὶ τοὺς καθόλου ζητοῦμεν λόγους, καὶ ἐφʼ ὧν ἐφαρμόττειν οἰόμεθα δεῖν αὐτούς. φανερὸν γὰρ καὶ ἐπὶ τούτων ὅτι ἀδύνατον κινεῖσθαι μηδενὸς ἠρεμοῦντος, πρῶτον μὲν οὖν ἐν αὐτοῖς τοῖς ζῴοις· δεῖ γάρ, ἂν…","divisions":[{"label":"Chapter 1","url":"https://thegreeklibrary.org/works/tlg0086.tlg021.local001/#tlg0086-tlg021-local001-1"},{"label":"Chapter 2","url":"https://thegreeklibrary.org/works/tlg0086.tlg021.local001/#tlg0086-tlg021-local001-2"},{"label":"Chapter 3","url":"https://thegreeklibrary.org/works/tlg0086.tlg021.local001/#tlg0086-tlg021-local001-3"},{"label":"Chapter 4","url":"https://thegreeklibrary.org/works/tlg0086.tlg021.local001/#tlg0086-tlg021-local001-4"},{"label":"Chapter 5","url":"https://thegreeklibrary.org/works/tlg0086.tlg021.local001/#tlg0086-tlg021-local001-5"},{"label":"Chapter 6","url":"https://thegreeklibrary.org/works/tlg0086.tlg021.local001/#tlg0086-tlg021-local001-6"},{"label":"Chapter 7","url":"https://thegreeklibrary.org/works/tlg0086.tlg021.local001/#tlg0086-tlg021-local001-7"},{"label":"Chapter 8","url":"https://thegreeklibrary.org/works/tlg0086.tlg021.local001/#tlg0086-tlg021-local001-8"},{"label":"Chapter 9","url":"https://thegreeklibrary.org/works/tlg0086.tlg021.local001/#tlg0086-tlg021-local001-9"},{"label":"Chapter 10","url":"https://thegreeklibrary.org/works/tlg0086.tlg021.local001/#tlg0086-tlg021-local001-10"},{"label":"Chapter 11","url":"https://thegreeklibrary.org/works/tlg0086.tlg021.local001/#tlg0086-tlg021-local001-11"}],"formats":{"html":"https://thegreeklibrary.org/works/tlg0086.tlg021.local001/","json":"https://thegreeklibrary.org/api/works/tlg0086.tlg021.local001.json","compressedReadingDocument":"https://thegreeklibrary.org/works/tlg0086/tlg021/local001.json.gz"}}