For the tweet "Had frustration dream that left me utterly f**king furious. Plus side: so angry couldn't sleep, wrote 1500 words. Minus side: still raging!", classify the intensity of the emotion fear. The possible classifications are: 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.