In a world increasingly aware of the importance of mental health, the quest for peak-performing teams is evolving towards creating mentally fit teams that are 'fit for purpose.' This article delves into the significance of aligning team objectives with mental fitness, emphasizing that sustainable success and team effectiveness are deeply rooted in the well-being and resilience of team members. By fostering environments of psychological safety, resilience, and work-life balance, we pave the way for teams to achieve their goals while nurturing the holistic well-being of every member, redefining success to honor the humanity at the heart of our collective endeavors..