he has not himself presented an argument for this, but has referred back to the earlier discussion.

Fifth: His statement, “If this question is valid, one cannot be certain that substances are alike, since it might be said that, although substances share the property of occupying space, this is merely agreement in one property, and agreement in a property does not entail agreement in quiddity.”

The reply to you is: First, this presupposes the existence of the indivisible atom, over which there is a familiar and well-known dispute. You yourself have acknowledged that you stand with the discerning