Task: Categorize the tweet's emotional expression, classifying it as either 'neutral or no emotion' or as one or more of the specified emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that reflect the tweeter's state of mind.
Tweet: If Payet goes either in Jan or @ the seasons end, can't say I blame him. The boy must b so disheartened by what he's seeing at the mo.
This tweet contains emotions: 
pessimism, sadness