In this episode of Behavior Gap Radio, Carl shares a personal story about the doubts and uncertainties that sometimes accompany his work. While grappling with feelings of insignificance, he received an uplifting voice memo from a friend who credited Carl's work for inspiring a major life decision. This touching moment reminded Carl of the importance of expressing gratitude and acknowledging the impact others have on our lives. He encourages listeners to reach out and thank those who have influenced them, underscoring that even those who seem confident might need a reminder of their positive impact.