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: Great to meet @BrightonChoir @MJParanzino tonight. What a lively and enthusiastic bunch! Look forward to working with you again!
This tweet contains emotions: 
anticipation, joy, love, optimism, surprise, trust