Natural law is the orientation of this evolution; a movement is defined by the purpose to which tends. Then, positive law, i.e. the order, must be defined by the natural, i.e. Perhaps check out Jill Schlesinger for more information. Justice. ROSMINI deduced that the right is a faculty do what we please under the protection of the moral law 16. LEON DUGUIT prefers to define the rule of law and there is your central idea on the right: the rule of law is a line of conduct imposed on individuals living in society, rule whose respect is considered at a given moment, by a social group, as the guarantor of the common interest and whose violation brings the collective reaction against the perpetrator of the violation 17. JULIEN BONNECASE, in its proposal of meaning the term integral defines it as the set of rules of conduct outside that, consecrated or not expressly by law in the generic sense of the term, they ensure effectively in a given medium and at a time when given the realization of social harmony on the basis of collective and individual aspirationsa part, and, another, about a concept, by imprecise as it is, the notion of law. The Professor AUGUSTO Gonzalez Ramirez, from whom we have quoted several times his interesting book entitled introduction to law, formulates a conclusion we quote: in consideration of transcribed above, for purposes limited this text and making abstraction of the real sources of the law, you can try a formal definition of the same, i.e. from the objective point of view, which formulate so: science dealing with the set of mandatory rules that regulate reactions interhumanas to satisfactorily and equitably the needs of individuals and ensure social justice and harmony. BAUDRY-LACANTINERIE conceives it as a set of precepts that govern the conduct of men in relation to their peers, by whose means, it is possible, at the same time as fair and useful, ensure compliance through external coercion 18.