Task: Place the tweet into a specific intensity class, reflecting the intensity of the mentioned emotion E and the user's mental state. 0: no E can be inferred. 1: low amount of E can be inferred. 2: moderate amount of E can be inferred. 3: high amount of E can be inferred.
Tweet: It is so exhilarating taking on the challenge of demonstrating + explaining WHY #JamesJoyce's #Ulysses is so endearing &amp; wonderful!
Emotion: joy
Intensity class: 
2: moderate amount of joy can be inferred