Based on the given tweet, determine the level of anger the author is experiencing. Choose from the following options: 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.
Tweet: •My brother grabbed me in a aggressive manner and as always @ImpetuousFiend threw tantrums like a kid only knowing how to express himself--
3: high amount of anger can be inferred