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: @glenberube @DonnaGrantis @idanielsenbass @HannahJWelton watching this again makes me weep tears of joy and tears of sadness that he's gone
2: moderate amount of sadness can be inferred