Task: Assess the emotional content of the tweet and classify it as either 'neutral or no emotion' or as one or more of the given emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that best represent the tweeter's mental state.
Tweet: You dont have to feel grateful to be grateful, for it is written  ' all things work together for good'  for those who love God.
This tweet contains emotions: 
joy, love, optimism, trust