For the tweet "Can a kangaroo jump higher than a house? Ofcourse, a house doesn’t jump at all.\n#elephantsportsllp #happy #jokeoftheday #laugh #stayhealthy", determine the author's emotional state. Choose the correct classification from: 3: very positive emotional state can be inferred, 2: moderately positive emotional state can be inferred, 1: slightly positive emotional state can be inferred, 0: neutral or mixed emotional state can be inferred, -1: slightly negative emotional state can be inferred, -2: moderately negative emotional state can be inferred, -3: very negative emotional state can be inferred.