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: @GOtvNg CN seems like you only appreciate good reviews. No apologies to my concern years ago.
This tweet contains emotions: 
joy, optimism, sadness