Task: Evaluate the tweet for emotional cues 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 indicate the tweeter's state of mind.
Tweet: Always be full of joy in the Lord, I say it again- rejoice. Philippians 4:4
This tweet contains emotions: 
joy, optimism