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: @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