For the tweet "#Worry, #doubt, #fear and #despair are the enemies which slowly bring us down to the ground and turn us to dust before we die.", assess the intensity of the emotion sadness. Choose one of 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.