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: Carry on my wayward son, there'll be peace when you are done. Lay your weary head to rest. Don't you cry no more. #Supernatural
0: no sadness can be inferred