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: @ruthwalford95 you may be right, but since year the bad events begin with B, I'm privately hoping we've got at least C-Z to go 1st #optimism
Emotion: joy
Intensity score: 
0.333