Task: Assess the emotional content of the tweet and classify 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 best represent the tweeter's mental state.
Tweet: Today you visited me in my dreams and even though you aren't physically gone I still mourn you
This tweet contains emotions: 
pessimism, sadness