Task: Analyze the tweet's emotional connotations and classify 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 best portray the tweeter's mental state.
Tweet: *Still waits for Yang. Guess she really needs her sleep or something. Kittens feeling kinda dejected right now.* #Offline
This tweet contains emotions: 
pessimism, sadness