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: @JohnRMoffitt This is the most grim piece of laughter I was stricken with all day.
This tweet contains emotions: 
joy, sadness