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: 🔥Anger is the acid that can do more harm to the vessel in which it is stored than to anything on which it is poured.🔥 #anger \n\n~Mark Twain
2: moderate amount of anger can be inferred