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: @RossKemp Omg that is just horrific. Something needs to be done. 😢
This tweet contains emotions: 
disgust, fear, pessimism, sadness