Task: Analyze the tweet's sentiment and assign it to either 'neutral or no emotion' or one or more of the specified emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: Yes Mourinho, you really should stop speaking about refs! And try cheering up a bit.
This tweet contains emotions: 
anticipation, disgust, joy, optimism