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: Because it was a perfect illusion, but at least now I know what it was. #angry #ladygaga #iscalming#mysoul
This tweet contains emotions: 
anger, disgust, pessimism