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: @WHUFC_HUB @westhamtransfer @TheHammers_ I don't see any reason for optimism at this point. Just stringing together bad performances.
This tweet contains emotions: 
anger, disgust, pessimism, sadness