Given the emotion sadness and the tweet "But is it your fault you worked hard and stayed the course until eventually it all paid off, no! so let it be known and count up!", classify the intensity of the emotion displayed in the tweet. The classification options are: 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