Assess the level of the emotion sadness in the tweet provided. Use the following categories: 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: TGIF! Hope everyone that needs to find #recovery can and that our friends stay #sober this weekend! @REBOSTreatment @BlvdCenters
0: no sadness can be inferred