Since the turn of the millennium, 'dialogue' has become a key term across religious communities, politics, civil society, academia, and the arts. It is invested with considerable hopes for fostering mutual understanding, social cohesion, justice, peace, and humanity. Yet the accelerating global polarization, the rise of democratic fascism, and the proliferation of violence and war reveal both the urgency of dialogue and the fragility of the expectations placed upon it. As a programmatic witness-notion, the term "dialogue"—initially a diffuse buzzword—simultaneously testifies to fundamental anthropological, social, and political crises and claims to offer a pathway toward their resolution. However, in an age marked by political nihilism, shameless power politics, and widespread communicative incapacity, the limitations of this claim become starkly visible. This lecture examines the contemporary relevance of dialogue and clarifies its conceptual contours in distinction from discourse, debate, and discussion. Drawing on practical examples, it outlines several competing models of dialogue while identifying core features indispensable to any genuine dialogical practice: the capacity to listen, a shared commitment to seeking "truth," the recognition of difference, and a readiness for engagement and transformation. These elements, it is argued, are essential if dialogue is to resist becoming an empty ritual and instead realize its normative and ethical potential.