Task: Identify the primary emotion conveyed in the tweet and assign it to either 'neutral or no emotion' or one or more of the provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that best capture the tweeter's mental state.
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