Teacher: In this task you are given a tweet. You must judge whether the author of the tweet is happy or not. Label the instances as "Happy" or "Not happy" based on your judgment.
Teacher: Now, understand the problem? If you are still confused, see the following example:
Sometimes, you have to smile, pretend everything is okay, and just walk away.
Solution: Not happy
Reason: The tweet author isn't happy.

Now, solve this instance: With a jovial Trump on his ass, Don King just publicly told a crowd that 'We need [him] because you will always be a nigger.'  #FuckTrump
Student:
Not happy