They hold, in short, that though there are plenty of material things in the Universe, there is nothing in it of which it could truly be asserted that it is a material thing: that, though, when I assert This is an inkstand, my assertion is true, and is such that it follows from it that there is in the Universe at least one inkstand, and, therefore, at least one material thing, yet it does not follow from it that there is anything which is a material thing.