Task: Determine the dominant emotion in the tweet and classify it as either 'neutral or no emotion' or one of the eleven provided emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: Transitioning to a new job is hard when you have nothing but joyful memories of the previous one. Thanks @LifeTeen for changing my life! ❤️
This tweet contains emotions: 
joy, love, optimism