We can go further and say that with a von Neumann machine, which is the kind of computer we actually build, all programming is about going from one state to ano

We can go further and say that with a von Neumann machine, which is the kind of computer we actually build, all programming is about going from one state to another. Pragmatically speaking all the debates about OO, imperative, functional, and whatever else are all about what abstraction to use to characterize those states.