Given the tweet "@DKTaylorWriter I thought that was funny, too. But maybe not such a coincidence. Green must be the official color of optimism.", classify the sentiment expressed by the author into one of the following categories: 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.
1: slightly positive emotional state can be inferred