Given the emotion anger and the tweet "#Worry never robs tomorrow of its #sorrow; it only saps today of its #strength - A. J. Crown #faith #positive #motivation", classify the intensity of the emotion displayed in the tweet. The classification options are: 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.