The lyrics of "Trout" describe the clear and bright stream, the happy and lovely trout, as well as the ruthless fisherman's process of muddying the water to lure the fish to the bait in order to catch the trout, and the different characters. psychological activities, thereby revealing the sinful fact of the jungle in the world, and explaining that kindness and simplicity are often harmed by deceit and evil. In the accompaniment and the downbeat of each measure, the sixtuplet pattern is regularly used .