Given the emotion joy and the tweet "A cheerful heart is good medicine, but a broken spirit saps a person's strength.' {Proverbs 17:22} #WednesdayWisdom", 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.
0: no joy can be inferred