Th is book set out with the idea of investigating the relationship between intensionality, language and the cognitive structures underlying emotive expressions in language. On the one hand, the linguistic properties of intensionality have a curious refl ex of mentality, especially when these properties are apprehended through the lens of intensionality’s manifestation in natural language. In intensional contexts a nominal term resists the substitution of itself for another term equivalent—formally or otherwise—to it, or a nominal term denoting an object refers to something non-existent in our world, or a quantifi cational nominal expression...