Based on the tweet "yesterday was amazing. thank u #mtv cant wait for the #interview the #irony is 7.10 was also supposed to be my 7 yr anv. plus6yr.", categorize the level of sadness felt by the author. Select from the following: 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.