The Permanency of Motion

It is evident since motion is in two subjects that the permanency which is in this is opposed to the motion which is from this to a contrary. At the same time however these permanencies or abidings are contrary to each other for it would be absurd if motions are contrary that the rest's opposed to them should not also be contrary but these rests and motions are in contrary terms. Thus the mutation from being is opposite to the mutation into being and there is not a permanency of these but immobility. If indeed non-being were a certain subject the immobility which is in being would be contrary to that which is in non-being. But if non-being is