Task: Determine the appropriate intensity class for the tweet, reflecting the level of emotion E experienced by the user. 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: Riding at night has got to be one of the most exhilarating, refreshing things I have ever done.
Emotion: joy
Intensity class: 