Sustainability will only succeed if organisations learn to tell stronger, more credible, and more inclusive stories that can withstand scrutiny in a world where outcomes (not intentions) are increasingly judged. Narratives shape interpretation, legitimacy, and consent. Yet the sustainability movement has often relied on narrow, dystopian or overly heroic storylines that no longer resonate. We need to move towards narratives rooted in lived experience, justice, regeneration, and improved quality of life, while avoiding preachiness, oversimplification, or moral superiority. Different audiences—communities, workers, employees, regulators, investors, and sceptics—require different forms of storytelling. Operational decisions, governance processes, and local engagement often communicate more powerfully than public messaging. Credible sustainability narratives must acknowledge trade-offs, reflect system constraints, and align with real-world impact. In this new era, storytelling becomes not persuasion but an operational responsibility essential to maintaining the social licence to implement.