Unlike democracy, rhyme’s mode of expectation invites a belief in inevitable and rapid fulfillment. Rhyme unfulfilled precipitates apocalyptic feeling, as in Cohen’s “The Future,” where fratricide hangs in the balance of a half-rhyme: "I’ve seen the future brother: / It is murder."
There once was a man from Nantucket, or one relation between rhyming, joking, and narrating
There once was a man from NantucketWhose life was a sham. It was muck. ItWas froth of the seaWhere he'd tried to be free