Based on the tweet "@realDonaldTrump is such an #ass. He thinks being #president is his stage to get #attention. He's like a baby throwing a #tantrum", categorize the level of anger felt by the author. Select from the following: 0: no anger can be inferred, 1: low amount of anger can be inferred, 2: moderate amount of anger can be inferred, 3: high amount of anger can be inferred.