Task: Assign one of four ordinal intensity classes of emotion E to a given tweet based on the emotional state of the user. 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 not uncommon for #people to spend their whole life waiting to start living.' ~ Eckhart Tolle #happiness #live
Emotion: joy
Intensity class: 