whether we say, as some do, that seeing is caused by the sight going forth from the eye on that view, if there is nothing projecting over the eyes, the sight must be scattered and so less of it will fall on the objects of vision and things at a distance will not be seen so well or whether we say that seeing is due to the movement coming from the objects; for the sight Drossaart Lulofs excises the sentence in parentheses.