Based on the tweet "@pattonoswalt @EricaRoman_ Amazing how folks are foaming at the mouth to judge. We're happy for you @pattonoswalt !!!!!!!!!!", categorize the level of sadness felt by the author. Select from the following: 0: no sadness can be inferred, 1: low amount of sadness can be inferred, 2: moderate amount of sadness can be inferred, 3: high amount of sadness can be inferred.