Task: Determine the intensity of emotion E in the tweet using a score between 0 and 1, where 0 corresponds to the lowest intensity and 1 corresponds to the highest intensity.
Tweet: @NJ_1288 To spread some cheer in your colleagues otherwise dull life? It's like 'hey dude u got no chills, here have some email' 😜
Emotion: sadness
Intensity score: 