Task: Categorize the tweet's emotional expression, classifying it as either 'neutral or no emotion' or as one or more of the specified emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust) that reflect the tweeter's state of mind.
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