Based on the tweet "I still think of you\njust to check\nif it still hurts.\nYes, it does!💔  #selenophile😌😌😌", categorize the level of sadness felt by the author. Select from the following: 0: no sadness can be inferred, 1: low amount of sadness can be inferred, 2: moderate amount of sadness can be inferred, 3: high amount of sadness can be inferred.