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: I always bounce back, life goes on man..I refuse to sulk in negativity. Yesterday's problems are just that, it's always a new day 🤗
This tweet contains emotions: 
joy, optimism, sadness