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: @LostGermain ' Want to have a spar?' The prince smiles and reaches for his hilt and his icy eyes keep on Aaron, a playful look in his eyes.
Emotion: joy
Intensity score: 
0.442