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: Don't #worry if you're not the best , if you are doing something you #love , you're heading in right direction ...
This tweet contains emotions: 
joy, optimism