Task: Classify the mental state of the tweeter based on the tweet, determining if it is 'neutral or no emotion' or characterized by any of the provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: @alicemazzy he was more partisan on social issues a few years back; now he just concern trolls the center left as Chait does the far left
This tweet contains emotions: 
anticipation