Task: Estimate the strength of emotion E in the tweet by assigning it a real-valued score between 0 and 1, where 0 signifies the least intensity and 1 signifies the greatest intensity.
Tweet: Angry shouting match between a #pessimist &amp; an #optimist:\n'You're a half empty-headed @%$!' \n'You're half full of @%$!'
Emotion: sadness
Intensity score: 
0.542