Using the tweet "@simon_schama As a lifelong Democrat, can't say how much it angers and saddens me that the party of Lincoln and Reagan has sunk to this.", determine how much sadness is shown. The categories are: 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.