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: During the day @JeffProbst is jovial. At #TribalCouncil he's a different,  darker fellow.  Still simply but smiles are few. #Survivor
This tweet contains emotions: 
joy, optimism