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: #DamilolaOurLovedBoy So upsetting 😢😢. Why do people want to hurt others! Such a cruel world we live in #heartbreaking
This tweet contains emotions: 
anger, disgust, pessimism, sadness