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: Meanwhile, the so-called M’s fans sit there knitting or sleeping not sure which but they certainly aren’t cheering like the other teams fans
This tweet contains emotions: 
pessimism