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: The majority of my clients have family/ partner/ day job/ life AND write their beautiful books.  #gratitude #HARDwork
This tweet contains emotions: 
joy, optimism