Evaluate the intensity of sadness in the tweet "All I want to do is sleep. My dreams are bizarre, but still an escape from my problems. Is this #anxiety, #depression, or both? #tiredoflife". Choose from these 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.