The concept of "natural law" includes the idea that

The concept of natural law includes the idea that the justice that is being considered common to all people in the world comes from nature instead of deriving it from the rules of the society as what is believed by some. The natural law has somewhat differrent concepts from different philosophers and believers coming from different field. St. Augustine of Hippo believed from the idea that man has been living freely following the natural law before he was subjected to sin and positive law.