Based on the tweet "7. I have alot of opinions about alot of things. I just dont say it because i'm gonna 'add insult to injury' ☺☹", 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.