TASK DEFINITION: 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.
PROBLEM: In math's now, so glad to be back with Mrs Brooking 

SOLUTION: positive

PROBLEM: So excited about my touch pro but so not excited about going to work tomorrow.... 

SOLUTION: negative

PROBLEM: Social Media - unlocking the awesome potential of behavioral disorders  [Link] 

SOLUTION:
positive