Task: Assess the emotional content of the tweet and classify it as either 'neutral or no emotion' or as one or more of the given emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that best represent the tweeter's mental state.
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