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: Don't let fear hold you back from being who you want to be. Use it's power to push you towards your goals. No more fear, just action.
This tweet contains emotions: 
fear, optimism