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: #ThingsIveLearned The wise #shepherd never trusts his flock to a #smiling wolf. #TeamFollowBack #fact #wisewords
This tweet contains emotions: 