This paper will develop a new reading of the institutional pattern. According to this interpretation, legal norms exist only inside of legal institutions - on the assumption that law consists of legal institutions and that legal norms should have meaning and normative force only inside of them. At this basic idea the thesis, which this paper proposes, tries to connect Robert Alexy’s concept of normative optimization of principles to the institutional theory: legal norms as optimization of principles, which shape a (...) legal institution. (shrink)