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CHAP. XXVIII. Of other Relations.
ALL Simple Ideas, wherein are Parts or Degrees, afford an occasion of comparing the Subjects wherein they are to one another in respect of those Simple Ideas. As Whiter, Sweeter, More, Less, &c. These depending on the equality, and excess of the same simple Idea, in several Subjects may be called, Proportional Re∣lations.
Another occasion of comparing things is taken from the circumstances of their Origine, as Father, Son, Brother, &c. These may be called Natural Relations.
Sometimes the foundation of consi∣dering things, is some act whereby any one comes by a Moral Right, Power, or Obligation to do something: such are Ge∣neral, Captain, Burgher; these are Instituted, and Voluntary Relations, and may be di∣stinguished from the Natural, in that they are alterable and separable from the Persons to whom they sometimes belong∣ed,