Task: Analyze the tweet's sentiment and assign it to either 'neutral or no emotion' or one or more of the specified emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: Changed my clothes at work and had my pre-workout..  In route to the gym and there is traffic all over - pre workout kicking in..
This tweet contains emotions: 
joy, optimism