Task: Identify the primary emotion conveyed in the tweet and assign it to either 'neutral or no emotion' or one or more of the provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that best capture the tweeter's mental state.
Tweet: Df not be afraid to take a chance on peace, to teach peace, to live peace.Peace will be the last wordvof history Pope John Paul II
This tweet contains emotions: 
joy, love, optimism, trust