Task: Gauge the level of intensity for emotion E in the tweet, assigning it a score between 0 and 1. A score of 0 indicates the lowest intensity, while a score of 1 indicates the highest intensity.
Tweet: @len_snart Mick nods. 'I would like that.' He went back to his food, smiling as he finished it.
Emotion: joy
Intensity score: 
0.620