Jürgen Habermas

The public sphere is a realm of our social life in which something approaching public opinion can be formed. Access is guaranteed to all citizens. A portion of the public sphere comes into being in every conversation in which private persons come together as a public.

Communicative action is a type of social interaction that is coordinated through the mutual understanding of participants, rather than through strategic calculation or instrumental rationality.

Truth is not a property of statements, but of the consensus that can be reached among participants in a rational discourse.

The uncoupling of system and lifeworld is the central problem of modernity.

A critical theory of society is one that aims at emancipation and enlightenment, at enabling individuals to recognize and overcome the forms of domination and unfreedom that characterize their lives.

The normative content of modernity is not exhausted by instrumental reason; it also contains the promise of a rational and just society.

The task of philosophy is to reconstruct the universal validity claims implicit in everyday communication and to show how they can be redeemed in a rational discourse.

Democracy requires a vibrant public sphere where citizens can engage in open and critical debate about matters of common concern.

The rule of law is not merely a formal requirement, but also a substantive one, demanding that laws be legitimate and just.

The post-national constellation refers to a situation in which the nation-state is no longer the sole or primary actor in international politics, and new forms of transnational governance are emerging.

Solidarity is not a matter of shared identity, but of mutual recognition and respect for the equal dignity of all persons.

The colonization of the lifeworld by the system leads to a loss of meaning, anomie, and alienation.

The public use of reason is the only way to achieve a truly democratic and rational society.

The crisis of legitimation in modern societies stems from the inability of the state to generate sufficient normative consensus to justify its actions.

The ideal speech situation is a hypothetical condition of communication in which all participants have equal opportunities to speak, to question, and to justify their claims, free from coercion and distortion.

The concept of communicative rationality implies that reason is not merely an instrumental tool for achieving predetermined ends, but a process of mutual understanding and consensus formation.

The project of modernity is not yet complete; it still holds the promise of a rational and humane society.

The European Union represents a unique experiment in post-national governance, aiming to combine national sovereignty with supranational cooperation.

The public sphere is a space for the articulation of collective will formation, where citizens can deliberate and decide on matters of common concern.

The lifeworld is the background of shared assumptions, practices, and understandings that make social interaction possible.