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: Each day is what you make of it! #goals #challenges #business #goals #optimism #happy #success #photographer #photography #ThursdayThoughts
Emotion: joy
Intensity score: 
0.423