Task: Classify the mental state of the tweeter based on the tweet, determining if it is 'neutral or no emotion' or characterized by any of the provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: A @FirstBSA not turning up? Why am I not surprised. Late for work again!
This tweet contains emotions: 
anger, surprise