Task: Categorize the tweet's emotional expression, classifying it as either 'neutral or no emotion' or as one or more of the specified emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that reflect the tweeter's state of mind.
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