Assess the level of the emotion joy in the tweet provided. Use the following categories: 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.
Tweet: I love when my dog is playful, but he really just scratched my face while flailing his paws in excitement and almost tore my nose ring out
0: no joy can be inferred