Read the tweet "@leighsteinberg April 25th, 2010 for me. Keep up the good work!! #sober #prouder" and determine the level of sadness present. Select from these options: 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.
0: no sadness can be inferred