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: I #rejoice in following your statutes as one rejoices in great riches. -Psalm 119:14 #TheBible
This tweet contains emotions: 
joy, optimism