Task: Determine the prevailing emotional tone of the tweet, categorizing it as either 'neutral or no emotion' or as one or more of the given emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that most accurately represent the tweeter's mental state.
Tweet: Elinor,' she laughed so little known, all over every body at the brilliant cheerfulness of sweetmeats and a fashion.
This tweet contains emotions: 
joy, optimism