Task: Calculate the intensity of emotion E in the tweet as a decimal value ranging from 0 to 1, with 0 representing the lowest intensity and 1 representing the highest intensity.
Tweet: 'Let me no longer languish in #pain, but look forward with #joy to all I have been gifted to achieve in my life.' ~ #Eleesha ღ #quote
Emotion: joy
Intensity score: 
0.364