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: Interview preparation, I hate talking about myself, one dull subject matter! #yawnoff
This tweet contains emotions: 
anger, disgust, fear