Its visible and religious forms then give way to abstract formulae, which in their turn are slowly replaced by the rational manifestation of the philosophic principles of law that gains the victory in the final stage of development, designated by Vico as that of civil and human law.
This is the period of individual and philosophic legislators.
Having once derived this conception from Roman history, he was easily and indeed necessarily carried on to the next - that the positive law of all nations, throughout history, is a continual advance, keeping pace with the progress of civilization, towards the philosophic and natural law founded on 'the principles of human nature and human reason.
But how can we explain the formation of this poetic wisdom, which, albeit the work of ignorant men, has so deep and intrinsic a philosophic value?
De Seze was a middle-aged lawyer with a philosophic turn of mind, and Madame Dudevant for two years kept up with him an intimate correspondence.