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: @p0stcap I've still been trying to sort through it all, but I suppose I also shouldn't have had such high expectations. #sadness
This tweet contains emotions: 
pessimism, sadness