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: hmm somehow twitter feels really depressing, more like negative today...I think I missed something 😕
This tweet contains emotions: 
disgust, pessimism, sadness