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: @CarrieLynne2323 totally get it. When you've said no to donuts 13 times one week and lost 0.3 lbs you get discouraged! But it's not linear 😘
This tweet contains emotions: 
joy, optimism, pessimism, sadness