Task: Categorize the tweet into an intensity level of the specified emotion E, representing the mental state of the tweeter. 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: Always be #cheerful, #smile often make others happy, care for others, help who feel helpless and #vulnerable. Life feels good #leadership
Emotion: joy
Intensity class: 
3: high amount of joy can be inferred