Example: A salesperson who tells herself “I can help clients make better choices” approaches calls differently than one who thinks “I’m just bothering people.” The first listens, offers value, and follows up; the second avoids risk and sabotages opportunities. Ziglar’s prescription: rewrite the internal script through repetition and evidence (track small successes and review them weekly). Ziglar popularizes precise, written goals with target dates. Goals convert vague wishes into obligations to yourself. He pairs this with “plan backward” methods—define outcomes, then list weekly and daily actions that lead there.