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: @PrinceJumbo You're welcome and thank to you likewise! What are you hoping to learn, like your no 1 concern?
This tweet contains emotions: 
joy, optimism