Task: Determine the dominant emotion in the tweet and classify it as either 'neutral or no emotion' or one of the eleven provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: @XboxMAD @RobotBrush Ballmer will be furious. Another delivery lost...
This tweet contains emotions: 
anger, disgust, sadness