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: I don't want the pity of my instructors but I'd like some understanding. I'm truly trying despite ALL circumstances that make me discouraged
2: moderate amount of sadness can be inferred