Given the emotion sadness and the tweet "I don't think Luca understands how serious I am about Fall....he has no idea what's in store for him 😂😂", rate the intensity of sadness shown. The rating scale is: 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.
0: no sadness can be inferred