Task: Classify the mental state of the tweeter based on the tweet, determining if it is 'neutral or no emotion' or characterized by any of the provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: A cheerful heart is good medicine, but a crushed spirit dries up the bones -Proverbs 17:22-
This tweet contains emotions: 
joy, optimism