people who have hundreds, perhaps thousands of emotion concepts, that is, they exhibit high emotional granularity... Each word corresponds to its own emotion concept... If an emotion concept is a tool, then this person has a gigantic toolbox fit for a skilled craftsperson.
Barrett defines emotional granularity through the metaphor of conceptual toolboxes, arguing that high granularity means possessing a vast, differentiated repertoire of emotion concepts, each linked to specific goals and actions.
, How Emotions Are Made: The Secret Life of the Brain, 2017thesis