For the tweet "the Bushes were good with the forces of resentment when it made them money and gave them power. Now that it doesn't they've changed tunes.", classify the intensity of the emotion anger. The possible classifications 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.
1: low amount of anger can be inferred