Based on the tweet "'A #nation is a #society #united by #delusions about its #ancestry and by common #hatred of its #neighbors.' #Fact #TeamFollowBack", 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.