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: and I'm up from a dream where I said something really retarded on twitter and it got like 10000 retweets #nightmare
This tweet contains emotions: 
fear, sadness