Task: Categorize the tweet's emotional expression, classifying it as either 'neutral or no emotion' or as one or more of the specified emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that reflect the tweeter's state of mind.
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