Based on the tweet "@womensmarch I remember when Ron Reagan said tear down that wall.  Trump is so afraid of 'others' he obviously doesn't feel safe.", categorize the level of fear felt by the author. Select from the following: 0: no fear can be inferred, 1: low amount of fear can be inferred, 2: moderate amount of fear can be inferred, 3: high amount of fear can be inferred.