Task: Categorize the tweet's emotional tone as either 'neutral or no emotion' or identify the presence of one or more of the given emotions (anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust).
Tweet: Positive #psychology research shows salespeople who score in the top 10% for #optimism have 88% &gt; sales than those in top 10% for pessimism.
This tweet contains emotions: 
anticipation, joy, optimism