this case is used to support the view of property in common law jurisdictions, that the person who can show the best claim to a piece of property, against any contesting party, is the owner. by contrast, the classic civil law approach to property, propounded by friedrich carl von savigny, is that it is a right good against the world. obligations, like contracts and torts, are conceptualised as rights good between individuals. the idea of property raises many further philosophical and political issues. locke argued that our "lives, liberties and estates" are our property because we own our bodies and mix our labour with our surroundings.