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: I love Mary's undying optimism. You could present her with dog shite and she'd find something good to say. #GBBO
This tweet contains emotions: 
love, optimism, trust