Evaluate the tweet for the intensity of the emotion sadness. The categories are as follows: 0: no sadness can be inferred, 1: low amount of sadness can be inferred, 2: moderate amount of sadness can be inferred, 3: high amount of sadness can be inferred.
Tweet: one ep of despair arc made me happy but and then i'm going back to future arc and i'm upset again.
3: high amount of sadness can be inferred