I shall develop the thesis that anyone acting communicatively must, in performing any speech act, raise universal validity claims and suppose that th… - Jürgen Habermas

Reaching and understanding is the process of bringing about an agreement on the presupposed basis of validity claims that are mutually recognized.

All affected can accept the consequences and the side effects that [the norm's] general observance can be anticipated to have for the satisfaction of everyone's interests, and the consequences are preferred to those of known alternative possibilities for regulation.

Technically speaking, since our complex societies are highly susceptible to interferences and accidents,they certainly offer ideal opportunities for a prompt disruption of normal activities. These disruptions can, with minimum expense, have considerably destructive consequences. Global terrorism is extreme both in its lack of realistic goals and in its cynical exploitation of the vulnerability of complex systems.