This paper argues that Australia’s democratic institutions must learn to manage, rather than resolve, deep moral disagreement. It contends that conflict between legitimate but incompatible values is a permanent feature of free societies. It warns against the illusion that political consensus can be achieved through neutrality, proceduralism or abstract ideals alone.

The paper proposes that liberal democracies must draw defensible lines – imperfect, contested, but necessary – that allow diverse groups to live together under common rules. Moral pluralism – the recognition that individuals and communities hold incompatible but sincerely-held views of the good life – is not a problem to be solved. It is a permanent condition of modern liberal societies such as Australia.  

The task, therefore, is not to eliminate such conflict, but to structure it in ways that preserve both democratic legitimacy and civic peace. It examines how liberal institutions can sustain a shared civic life in the face of deep ethical disagreement without retreating into either moral relativism or coercive conformity.

This paper is a defence of political pluralism as a disciplined practice of managing conflict. The paper invites policymakers, institutions and citizens to grapple honestly with the moral complexity of liberal democracy, and to accept that drawing lines is not a failure of tolerance, but its condition.