Task: Categorize the tweet based on the intensity of the specified emotion E, capturing the tweeter'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: So now... yeah. I'm home again.\nStill feeling mixed up inside &amp; kinda gloomy. But a little more optimistic that I'll figure this out.
Emotion: sadness
Intensity class: 
1: low amount of sadness can be inferred