Given the emotion joy and the tweet "Good night, Twitter world! Wish you all good sleep / productive jovial days! :)", classify the intensity of the emotion displayed in the tweet. The classification options are: 0: no joy can be inferred, 1: low amount of joy can be inferred, 2: moderate amount of joy can be inferred, 3: high amount of joy can be inferred.
3: high amount of joy can be inferred