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: @len_snart Mick nods. 'I would like that.' He went back to his food, smiling as he finished it.
This tweet contains emotions: 
joy, optimism