Task: Assess the magnitude of emotion E in the tweet using a real number between 0 and 1, where 0 denotes the least intensity and 1 denotes the most intensity.
Tweet: There is no dark side in the moon. In fact, it's all dark.'\nGerry O'Driscoll at the end of 'The Dark side of the Moon'
Emotion: sadness
Intensity score: 
0.229