Task: Classify the mental state of the tweeter based on the tweet, determining if it is 'neutral or no emotion' or characterized by any of the provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: 2day's most used term is, #terrorism, with many addresses and forms. On my #opinion, the only form of terrorism in this world is, injustice!
This tweet contains emotions: 
fear, pessimism, sadness