Determine the emotional tone of the following tweet: "#Zumba, #PiYo and #HIIT sessions. Sweaty, burning but sooooooo good! #missedoutonsummerbikinibodybutwintersunbodywilldo". Use the provided emotions: anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust. Respond with the emotions you identify or "neutral or no emotion".
joy, optimism