Answer:
One is: “If ever you disturb our streets again/ Your lives shall pay the forfeit of the peace.” The possessive of “your lives” literally means that those responsible will die, but it could also refer to the “lives” which belong to them aka their children'sThe speaker interrupts himself with a dash to claim that he can't describe his past self in words. This is kind of ironic, given that that's exactly what he's doing, and what he's going to continue to do
Step-by-step explanation: