Not the words ... - His words are sober, grave, pious, full of wisdom. The preaching of Jesus always produced effect. It made bitter enemies or decided friends. So will all faithful preaching. It is not the fault of the gospel that there are divisions, but of the unbelief and mad passions of men.
Related Commentaries of John 10:21
John 10:21
21 Others said, These are not the words of him that hath a devil. Can a devil open the eyes of the blind?