For the tweet "You have to learn how to live life regardless of circumstances &amp; not let life leave you. \n#purpose #Growth  #process #confident #happy #joy", classify the intensity of the emotion joy. The possible classifications 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.