Task: Categorize the tweet's emotional expression, classifying it as either 'neutral or no emotion' or as one or more of the specified emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that reflect the tweeter's state of mind.
Tweet: Moment of levity n Charlotte dude on rollerblades goes skating through protesters. Better if he was wearing short shorts &amp; blowing a whistle
This tweet contains emotions: 
joy, optimism