Task: Evaluate the tweet for emotional cues 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 indicate the tweeter's state of mind.
Tweet: His interlocutor burst out laughing several times at his answers; and more than ever, when to the question, ‘ whether he had been cured?�
This tweet contains emotions: 
joy, optimism