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: whenever I hear concert postponed I think of dismal ticket sales   green day ?
This tweet contains emotions: 
anticipation, disgust, sadness