A good song is its own one-act play. "Just Around the Riverbend," from "Pocahontas," fits the bill. This is a classic "I Want" song. Pocahontas introduces us to the setting. We're outdoors, on a riverbank. The heroine makes an observation: What I love most about rivers is You can't step in the same river twice. The water's always changing, always flowing. But people, I guess, can't live like that. We all must pay a price. To be safe, we lose our chance of ever knowing What's around the riverbend. The problem has announced itself. The stranger has come to town. It's Pocahontas's gnawing doubt--her belief that something better exists in some un-populated corner. This doubt isn't even fully conscious; it's present just in the "I guess." But the doubt goes from something submerged to something insistent; that is the journey we take in this song. (Sondheim--not this song's author--has said that a mus...