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: #Twitter these days is just a massive critical debate on those that people don't like #annoying #depressing and #dull 😑
This tweet contains emotions: 
anger, disgust, pessimism, sadness