 Judith Jarvis Thomson, a foundational pluralist, argues that when we say that something is good we are never ascribing a property of goodness, rather we are always saying that the thing in question is good in some way. If we say that a fountain pen is good we mean something different from when we say that a logic book is good, or a film is good. As Thomson puts it, all goodness is a goodness in a way. Thomson focusses her argument on Moore, who argues that when we say ‘x is good’ we do not mean ‘x is conducive to pleasure’, or ‘x is in accordance with a given set of rules’ and nor do we mean anything else that is purely descriptive. As Moore points out, we can always query whether any purely descriptive property really is good—so he concludes that goodness is simple and unanalyzable.[4] Moore is thus a foundational monist, he thinks that there is one non-natural property of goodness, and that all good things are good in virtue of having this property. Thomson finds this preposterous.  In Thomson’s own words: 