Task: Determine the degree of intensity for emotion E in the tweet, giving it a score between 0 and 1, where 0 signifies the least intensity and 1 signifies the greatest intensity.
Tweet: @jamesmb @DonaldJTrumpJr His knife is clean. He is tough enough to fire a gun, but not tough enough to get his hands dirty. #awful
Emotion: sadness
Intensity score: 
0.625