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 know I've painted quite a grim picture of your chances. But if you simply stand here, we will both surely die.
This tweet contains emotions: 
anger, fear, pessimism