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: Holding a #grudge doesn't make you #strong; it makes you #bitter. #Forgiving doesn't make you #weak; it sets you #free.
This tweet contains emotions: 
anger, disgust, optimism