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: How time flys...this is it - TWEAT #500...back to business now that that milestone is over 
Example Output: positive

Example Input: @babyplanetexpo Ummm....good idea, both, but like the virtual idea!!! I miss you, can you believe it? 
Example Output:
positive