Task: Evaluate the strength of emotion E in the tweet, providing a real-valued score from 0 to 1. A score of 0 denotes the absence of the emotion, while a score of 1 indicates the highest degree of intensity.
Tweet: Happiness is always there. You just have to choose to see it. There's no point dwelling in the dark and ignoring the light of the stars.
Emotion: sadness
Intensity score: 
0.167