摘要：This article deals with constitutional interpretation, rescuing initially his historical development to post-positivist interpretation, as is accepted while new perspective of law. Focuses on the importance of the principles as holders of direct applicability in conflicts, to solidify a interpretation prolific by operators and reintroduce ideas justice and legitimacy to the legal system.
关键词：Princípios constitucionais;Pós positivismo;Princípios instrumentais;Princípios materiais;Dignidade da pessoa humana.
