Analyze the 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." to classify the intensity of the emotion joy. Your options are: 0: no joy can be inferred, 1: low amount of joy can be inferred, 2: moderate amount of joy can be inferred, 3: high amount of joy can be inferred.
0: no joy can be inferred