Task: Analyze the tweet's emotional connotations 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 best portray the tweeter's mental state.
Tweet: A cheerful heart is good medicine, but a crushed spirit dries up the bones. A wicked man accepts a bribe in secret to pervert  justice.
This tweet contains emotions: 
optimism, pessimism