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: Mary astounded there at the concept of having leftover milk at the end of your cereal #GBBO
This tweet contains emotions: 
sadness, surprise