Task: Identify the intensity of emotion E conveyed in the tweet and assign it to the corresponding category. 0: no E can be inferred. 1: low amount of E can be inferred. 2: moderate amount of E can be inferred. 3: high amount of E can be inferred.
Tweet: Just added a copy of CANDIDE to my local Little Free Library &amp; a guy grabbed it literally 5 seconds later #optimism #BestOfAllPossibleWorlds
Emotion: joy
Intensity class: 