Determine how strongly sadness is expressed in the following tweet. Use the scale: 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: Sometimes I can't believe I've made it this far.169 days!! I threw out my demons n got #sober #clean, n started #recovery.#Sobriety is #2.
0: no sadness can be inferred