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: I hate when it's gloomy outside because it always gets me in a depressing mood
This tweet contains emotions: 
disgust, pessimism, sadness