I. MASS TERMS, COUNT TERMS, AND SORTAL TERMS Central examples of mass terms are easy to come by. 'Water', 'smoke', 'gold', etc., differ in their syntactic, semantic, and pragmatic properties from count terms such as 'man', 'star', 'wastebasket', etc. Syntactically, it seems, mass terms do, but singular count terms do not, admit the quantifier phrases 'much', 'an amount of', 'a little', etc. The typical indefinite article for them is 'some' (unstressed) , and this article cannot be used with singular count terms. Count terms, but not mass terms, use the quantifiers 'each', 'every', 'some',...

A generic statement is a type of generalization that is made by asserting that a "kind" has a certain property. For example we might hear that marshmallows are sweet. Here, we are talking about the "kind" marshmallow and assert that individual instances of this kind have the property of being sweet. Almost all of our common sense knowledge about the everyday world is put in terms of generic statements. What can make these generic sentences be true even when there are exceptions? A mass term is one that does not "divide its reference;" the word water is a mass term; the word...