Task: Identify the primary emotion conveyed in the tweet and assign it to either 'neutral or no emotion' or one or more of the provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that best capture the tweeter's mental state.
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