Reverend Alden: (about Mary's change in behavior) She's taken responsibility for her mistake, and she's trying to make amends. A few more days, and she's gonna be the Mary you always knew.
Caroline: What about the history exam?
Reverend Alden: If you forget this punishment, your girls can expect you to forget about the next one, and the one after that.
Caroline: That's true.
Reverend Alden: Family discipline is...well, it's based on promises kept, for both punishment and reward. Without them, children have no rules to live by.
Caroline: And neither do we.