It is a warning that indicates a future event.
Answer:
1. the persona's attitude gave off a neutral tone
2. (stopping)
Explanation:
when reading the second part of the poem the sentence sounded like it was to say prevent hatred and lies.
If this is from "The Bet", then it would have been because the lawyer is writing this as a final notice before his escape.
Two forms of the same word are called cognates.
The audience that doesn't exist.