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: Been working in Blanchardstown shopping centre for over 2 years now and I only figured out today where Marks &amp; Spencer's is #lost
This tweet contains emotions: 
disgust, pessimism, sadness