Analyze the following tweet to determine the level of sadness expressed. The levels are: 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: I've had cleaner shits than some trains I've been on! This mornings seat looks like a miniature patterned crack den! #grim