Task: Identify the primary emotion conveyed in the tweet and assign it to either 'neutral or no emotion' or one or more of the provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that best capture the tweeter's mental state.
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