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: For every minute you are angry you lose sixty seconds of happiness. - Ralph Waldo Emerson #quote
This tweet contains emotions: 
anger, joy, optimism