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: Long day, kind tweets, our melancholy, @DownFrontArtist defeats.
This tweet contains emotions: 
anticipation, joy, optimism