Task: Assess the emotional content of the tweet and classify it as either 'neutral or no emotion' or as one or more of the given emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that best represent the tweeter's mental state.
Tweet: @CSNHayes understandable. Hard when he has zero offense behind him, and only a few wins since the All-Star Break.
This tweet contains emotions: 
disgust, pessimism