One tin arm, paid in full. One heart: no charge, never made.

• The Old HeadOld man, if you'd just left that one line out, everyone would've had it easier.
  The ScarecrowIf he'd left it out, no one would have come to this forest at all.
  The Old HeadThat's right. That old man died having calculated even that.
• Nick ChopperHe made that promise with his mouth, not with the ledger.