Based on the tweet "Thank you, @realDonaldTrump, for using the Afghanistan policy of #44... he was pretty smart! \n\nP.S. Do not look directly at the sun! #bad", 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.