Task: Evaluate the tweet for emotional cues and classify 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 indicate the tweeter's state of mind.
Tweet: @comcast you charge 150 extra for sending someone out and your cable service still doesn't work. That's robbery. #cable  #service
This tweet contains emotions: 
anger, disgust, sadness