Task: Assess the magnitude of emotion E in the tweet using a real number between 0 and 1, where 0 denotes the least intensity and 1 denotes the most intensity.
Tweet: We're in contained depression. Only new economic engine is #Sustainability, say Joel @makower + @markmykleby @ #VERGEcon. #NewGrandStrategy
Emotion: sadness
Intensity score: 
0.542