For the tweet "Shantosh: How crazy would it be to walk past and talk to a person everyday never realizing he is suffering from depression or such? …", assess the intensity of the emotion sadness. Choose one of 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.
3: high amount of sadness can be inferred