In this task, you are given a text from tweets. Your task is to classify given tweet text into two categories: 1) positive, and 2) negative based on its content.

Example Input: Happy mother's day! 
Example Output: positive

Example Input: i feel sick to my stomach 
Example Output: negative

Example Input: ughh. 2 of the WORST days of my life.  ima try to just sleep this ish off.
Example Output:
negative