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: #Zumba, #PiYo and #HIIT sessions. Sweaty, burning but sooooooo good! #missedoutonsummerbikinibodybutwintersunbodywilldo
This tweet contains emotions: 
joy, optimism