Based on the given tweet, determine the level of sadness the author is experiencing. Choose from the following options: 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: Refuge Recovery Boston - Weds 7:30-9 pm. #healing #support #addiction #recovery #buddhism #meditation #sober #cambma #meeting #harvardsq
0: no sadness can be inferred