Task: Determine the prevailing emotional tone of the tweet, categorizing it as either 'neutral or no emotion' or as one or more of the given emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that most accurately represent the tweeter's mental state.
Tweet: I don't want the pity of my instructors but I'd like some understanding. I'm truly trying despite ALL circumstances that make me discouraged
This tweet contains emotions: 
anger, pessimism