30. That angels and spirits are men is evident from those seen by Abraham, Gideon, Daniel, and the prophets; and especially from those seen by John when he wrote the Apocalypse, and also by the women at the Lord's sepulchre; yea, after His resurrection, the Lord Himself was seen by the disciples. They were seen because the eyes of the spirit of the one who saw them were then opened, and when these are opened, angels appear in their own form, which is the human form. But when those eyes are closed, that is, are veiled over by the sight of the eyes which derive their all from the material world, they are not seen.