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: When tears r inappropriate: 'This day is holy to our Lord. Do not grieve, for the joy of the LORD is your strength.' Nehemiah 8:10 NIV #joy
This tweet contains emotions: 
joy, optimism