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: @Cmdr_Hadfield CNN's Wolf Blitzer calls you an American astronaut and you don't correct him? #dissapointed
This tweet contains emotions: 
disgust, pessimism, sadness