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: Bojack Horseman: the saddest show ever written?? #depression #season1
This tweet contains emotions: 
disgust, fear, pessimism, sadness