Given the emotion joy and the tweet "Today's realisation that it was the last time I watch swimming lesson cos I go back to work next week lead to a joyous bedtime. #worstoneyet", rate the intensity of joy shown. The rating scale is: 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