TASK DEFINITION: In this task you are given a tweet. You must judge whether the author of the tweet is sad or not. Label the instances as "Sad" or "Not sad" based on your judgment. You can get help from hashtags and emojis, but you should not judge only based on them, and should pay attention to tweet's text as well.
PROBLEM: Never leave me alone with my credit card. Nope nope mope.

SOLUTION: Sad

PROBLEM: 'You run, I con. A tiger doesn't change her stripes'. #lost #sawyer

SOLUTION: Not sad

PROBLEM: @comicfire The thing is, it's either I be unproductive and unhappy, or deal with some videos that do badly.

SOLUTION:
Sad